20177558100

素因数分解:

$2^2\times 3^2\times 5^2\times 7^3\times {\mathrm{163}}^1\times {\mathrm{401}}^1$

素因数の和:605

約数の個数: 432

約数和(自身を含む): 74393155200

約数和(自身を除く): 54215597100

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 28, 30, 35, 36, 42, 45, 49, 50, 60, 63, 70, 75, 84, 90, 98, 100, 105, 126, 140, 147, 150, 163, 175, 180, 196, 210, 225, 245, 252, 294, 300, 315, 326, 343, 350, 401, 420, 441, 450, 489, 490, 525, 588, 630, 652, 686, 700, 735, 802, 815, 882, 900, 978, 980, 1029, 1050, 1141, 1203, 1225, 1260, 1372, 1467, 1470, 1575, 1604, 1630, 1715, 1764, 1956, 2005, 2058, 2100, 2205, 2282, 2406, 2445, 2450, 2807, 2934, 2940, 3087, 3150, 3260, 3423, 3430, 3609, 3675, 4010, 4075, 4116, 4410, 4564, 4812, 4890, 4900, 5145, 5614, 5705, 5868, 6015, 6174, 6300, 6846, 6860, 7218, 7335, 7350, 7987, 8020, 8150, 8421, 8575, 8820, 9780, 10025, 10269, 10290, 11025, 11228, 11410, 12030, 12225, 12348, 13692, 14035, 14436, 14670, 14700, 15435, 15974, 16300, 16842, 17115, 17150, 18045, 19649, 20050, 20538, 20580, 22050, 22820, 23961, 24060, 24450, 25263, 25725, 28070, 28525, 29340, 30075, 30870, 31948, 33684, 34230, 34300, 36090, 36675, 39298, 39935, 40100, 41076, 42105, 44100, 47922, 48900, 50526, 51345, 51450, 55909, 56140, 57050, 58947, 60150, 61740, 65363, 68460, 70175, 71883, 72180, 73350, 77175, 78596, 79870, 84210, 85575, 90225, 95844, 98245, 101052, 102690, 102900, 111818, 114100, 117894, 119805, 120300, 126315, 130726, 137543, 140350, 143766, 146700, 154350, 159740, 167727, 168420, 171150, 176841, 180450, 196089, 196490, 199675, 205380, 210525, 223636, 235788, 239610, 252630, 256725, 261452, 275086, 279545, 280700, 287532, 294735, 308700, 326815, 335454, 342300, 353682, 359415, 360900, 392178, 392980, 399350, 412629, 421050, 457541, 479220, 491225, 503181, 505260, 513450, 550172, 559090, 588267, 589470, 599025, 631575, 653630, 670908, 687715, 707364, 718830, 784356, 798700, 825258, 838635, 842100, 884205, 915082, 980445, 982450, 1006362, 1026900, 1118180, 1176534, 1178940, 1198050, 1237887, 1263150, 1307260, 1372623, 1375430, 1397725, 1437660, 1473675, 1634075, 1650516, 1677270, 1768410, 1797075, 1830164, 1960890, 1964900, 2012724, 2063145, 2287705, 2353068, 2396100, 2475774, 2515905, 2526300, 2745246, 2750860, 2795450, 2941335, 2947350, 3202787, 3268150, 3354540, 3438575, 3536820, 3594150, 3921780, 4117869, 4126290, 4193175, 4421025, 4575410, 4902225, 4951548, 5031810, 5490492, 5590900, 5882670, 5894700, 6189435, 6405574, 6536300, 6863115, 6877150, 7188300, 8235738, 8252580, 8386350, 8842050, 9150820, 9608361, 9804450, 10063620, 10315725, 11438525, 11765340, 12378870, 12579525, 12811148, 13726230, 13754300, 14706675, 16013935, 16471476, 16772700, 17684100, 19216722, 19608900, 20589345, 20631450, 22419509, 22877050, 24757740, 25159050, 27452460, 28825083, 29413350, 30947175, 32027870, 34315575, 38433444, 41178690, 41262900, 44839018, 45754100, 48041805, 50318100, 57650166, 58826700, 61894350, 64055740, 67258527, 68631150, 80069675, 82357380, 89678036, 96083610, 102946725, 112097545, 115300332, 123788700, 134517054, 137262300, 144125415, 160139350, 192167220, 201775581, 205893450, 224195090, 240209025, 269034108, 288250830, 320278700, 336292635, 403551162, 411786900, 448390180, 480418050, 560487725, 576501660, 672585270, 720627075, 807102324, 960836100, 1008877905, 1120975450, 1345170540, 1441254150, 1681463175, 2017755810, 2241950900, 2882508300, 3362926350, 4035511620, 5044389525, 6725852700, 10088779050, 20177558100]

約数ペア:

[(1, 20177558100), (2, 10088779050), (3, 6725852700), (4, 5044389525), (5, 4035511620), (6, 3362926350), (7, 2882508300), (9, 2241950900), (10, 2017755810), (12, 1681463175), (14, 1441254150), (15, 1345170540), (18, 1120975450), (20, 1008877905), (21, 960836100), (25, 807102324), (28, 720627075), (30, 672585270), (35, 576501660), (36, 560487725), (42, 480418050), (45, 448390180), (49, 411786900), (50, 403551162), (60, 336292635), (63, 320278700), (70, 288250830), (75, 269034108), (84, 240209025), (90, 224195090), (98, 205893450), (100, 201775581), (105, 192167220), (126, 160139350), (140, 144125415), (147, 137262300), (150, 134517054), (163, 123788700), (175, 115300332), (180, 112097545), (196, 102946725), (210, 96083610), (225, 89678036), (245, 82357380), (252, 80069675), (294, 68631150), (300, 67258527), (315, 64055740), (326, 61894350), (343, 58826700), (350, 57650166), (401, 50318100), (420, 48041805), (441, 45754100), (450, 44839018), (489, 41262900), (490, 41178690), (525, 38433444), (588, 34315575), (630, 32027870), (652, 30947175), (686, 29413350), (700, 28825083), (735, 27452460), (802, 25159050), (815, 24757740), (882, 22877050), (900, 22419509), (978, 20631450), (980, 20589345), (1029, 19608900), (1050, 19216722), (1141, 17684100), (1203, 16772700), (1225, 16471476), (1260, 16013935), (1372, 14706675), (1467, 13754300), (1470, 13726230), (1575, 12811148), (1604, 12579525), (1630, 12378870), (1715, 11765340), (1764, 11438525), (1956, 10315725), (2005, 10063620), (2058, 9804450), (2100, 9608361), (2205, 9150820), (2282, 8842050), (2406, 8386350), (2445, 8252580), (2450, 8235738), (2807, 7188300), (2934, 6877150), (2940, 6863115), (3087, 6536300), (3150, 6405574), (3260, 6189435), (3423, 5894700), (3430, 5882670), (3609, 5590900), (3675, 5490492), (4010, 5031810), (4075, 4951548), (4116, 4902225), (4410, 4575410), (4564, 4421025), (4812, 4193175), (4890, 4126290), (4900, 4117869), (5145, 3921780), (5614, 3594150), (5705, 3536820), (5868, 3438575), (6015, 3354540), (6174, 3268150), (6300, 3202787), (6846, 2947350), (6860, 2941335), (7218, 2795450), (7335, 2750860), (7350, 2745246), (7987, 2526300), (8020, 2515905), (8150, 2475774), (8421, 2396100), (8575, 2353068), (8820, 2287705), (9780, 2063145), (10025, 2012724), (10269, 1964900), (10290, 1960890), (11025, 1830164), (11228, 1797075), (11410, 1768410), (12030, 1677270), (12225, 1650516), (12348, 1634075), (13692, 1473675), (14035, 1437660), (14436, 1397725), (14670, 1375430), (14700, 1372623), (15435, 1307260), (15974, 1263150), (16300, 1237887), (16842, 1198050), (17115, 1178940), (17150, 1176534), (18045, 1118180), (19649, 1026900), (20050, 1006362), (20538, 982450), (20580, 980445), (22050, 915082), (22820, 884205), (23961, 842100), (24060, 838635), (24450, 825258), (25263, 798700), (25725, 784356), (28070, 718830), (28525, 707364), (29340, 687715), (30075, 670908), (30870, 653630), (31948, 631575), (33684, 599025), (34230, 589470), (34300, 588267), (36090, 559090), (36675, 550172), (39298, 513450), (39935, 505260), (40100, 503181), (41076, 491225), (42105, 479220), (44100, 457541), (47922, 421050), (48900, 412629), (50526, 399350), (51345, 392980), (51450, 392178), (55909, 360900), (56140, 359415), (57050, 353682), (58947, 342300), (60150, 335454), (61740, 326815), (65363, 308700), (68460, 294735), (70175, 287532), (71883, 280700), (72180, 279545), (73350, 275086), (77175, 261452), (78596, 256725), (79870, 252630), (84210, 239610), (85575, 235788), (90225, 223636), (95844, 210525), (98245, 205380), (101052, 199675), (102690, 196490), (102900, 196089), (111818, 180450), (114100, 176841), (117894, 171150), (119805, 168420), (120300, 167727), (126315, 159740), (130726, 154350), (137543, 146700), (140350, 143766)]