18706636900

素因数分解:

$2^2\times 5^2\times 7^3\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{241}}^1$

素因数の和:380

約数の個数: 288

約数和(自身を含む): 49741260800

約数和(自身を除く): 31034623900

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 31, 35, 49, 50, 62, 70, 73, 98, 100, 124, 140, 146, 155, 175, 196, 217, 241, 245, 292, 310, 343, 350, 365, 434, 482, 490, 511, 620, 686, 700, 730, 775, 868, 964, 980, 1022, 1085, 1205, 1225, 1372, 1460, 1519, 1550, 1687, 1715, 1825, 2044, 2170, 2263, 2410, 2450, 2555, 3038, 3100, 3374, 3430, 3577, 3650, 4340, 4526, 4820, 4900, 5110, 5425, 6025, 6076, 6748, 6860, 7154, 7300, 7471, 7595, 8435, 8575, 9052, 10220, 10633, 10850, 11315, 11809, 12050, 12775, 14308, 14942, 15190, 15841, 16870, 17150, 17593, 17885, 21266, 21700, 22630, 23618, 24100, 25039, 25550, 29884, 30380, 31682, 33740, 34300, 35186, 35770, 37355, 37975, 42175, 42532, 45260, 47236, 50078, 51100, 52297, 53165, 56575, 59045, 63364, 70372, 71540, 74710, 75950, 79205, 82663, 84350, 87965, 89425, 100156, 104594, 106330, 110887, 113150, 118090, 123151, 125195, 149420, 151900, 158410, 165326, 168700, 175930, 178850, 186775, 209188, 212660, 221774, 226300, 236180, 246302, 250390, 261485, 265825, 295225, 316820, 330652, 351860, 357700, 366079, 373550, 396025, 413315, 439825, 443548, 492604, 500780, 522970, 531650, 545383, 554435, 590450, 615755, 625975, 732158, 747100, 776209, 792050, 826630, 862057, 879650, 1045940, 1063300, 1090766, 1108870, 1180900, 1231510, 1251950, 1307425, 1464316, 1552418, 1584100, 1653260, 1724114, 1759300, 1830395, 2066575, 2181532, 2217740, 2463020, 2503900, 2562553, 2614850, 2726915, 2772175, 3078775, 3104836, 3448228, 3660790, 3817681, 3881045, 4133150, 4310285, 5125106, 5229700, 5453830, 5544350, 6034399, 6157550, 7321580, 7635362, 7762090, 8266300, 8620570, 9151975, 10250212, 10907660, 11088700, 12068798, 12315100, 12812765, 13634575, 15270724, 15524180, 17241140, 18303950, 19088405, 19405225, 21551425, 24137596, 25625530, 26723767, 27269150, 30171995, 36607900, 38176810, 38810450, 43102850, 51251060, 53447534, 54538300, 60343990, 64063825, 76353620, 77620900, 86205700, 95442025, 106895068, 120687980, 128127650, 133618835, 150859975, 187066369, 190884050, 256255300, 267237670, 301719950, 374132738, 381768100, 534475340, 603439900, 668094175, 748265476, 935331845, 1336188350, 1870663690, 2672376700, 3741327380, 4676659225, 9353318450, 18706636900]

約数ペア:

[(1, 18706636900), (2, 9353318450), (4, 4676659225), (5, 3741327380), (7, 2672376700), (10, 1870663690), (14, 1336188350), (20, 935331845), (25, 748265476), (28, 668094175), (31, 603439900), (35, 534475340), (49, 381768100), (50, 374132738), (62, 301719950), (70, 267237670), (73, 256255300), (98, 190884050), (100, 187066369), (124, 150859975), (140, 133618835), (146, 128127650), (155, 120687980), (175, 106895068), (196, 95442025), (217, 86205700), (241, 77620900), (245, 76353620), (292, 64063825), (310, 60343990), (343, 54538300), (350, 53447534), (365, 51251060), (434, 43102850), (482, 38810450), (490, 38176810), (511, 36607900), (620, 30171995), (686, 27269150), (700, 26723767), (730, 25625530), (775, 24137596), (868, 21551425), (964, 19405225), (980, 19088405), (1022, 18303950), (1085, 17241140), (1205, 15524180), (1225, 15270724), (1372, 13634575), (1460, 12812765), (1519, 12315100), (1550, 12068798), (1687, 11088700), (1715, 10907660), (1825, 10250212), (2044, 9151975), (2170, 8620570), (2263, 8266300), (2410, 7762090), (2450, 7635362), (2555, 7321580), (3038, 6157550), (3100, 6034399), (3374, 5544350), (3430, 5453830), (3577, 5229700), (3650, 5125106), (4340, 4310285), (4526, 4133150), (4820, 3881045), (4900, 3817681), (5110, 3660790), (5425, 3448228), (6025, 3104836), (6076, 3078775), (6748, 2772175), (6860, 2726915), (7154, 2614850), (7300, 2562553), (7471, 2503900), (7595, 2463020), (8435, 2217740), (8575, 2181532), (9052, 2066575), (10220, 1830395), (10633, 1759300), (10850, 1724114), (11315, 1653260), (11809, 1584100), (12050, 1552418), (12775, 1464316), (14308, 1307425), (14942, 1251950), (15190, 1231510), (15841, 1180900), (16870, 1108870), (17150, 1090766), (17593, 1063300), (17885, 1045940), (21266, 879650), (21700, 862057), (22630, 826630), (23618, 792050), (24100, 776209), (25039, 747100), (25550, 732158), (29884, 625975), (30380, 615755), (31682, 590450), (33740, 554435), (34300, 545383), (35186, 531650), (35770, 522970), (37355, 500780), (37975, 492604), (42175, 443548), (42532, 439825), (45260, 413315), (47236, 396025), (50078, 373550), (51100, 366079), (52297, 357700), (53165, 351860), (56575, 330652), (59045, 316820), (63364, 295225), (70372, 265825), (71540, 261485), (74710, 250390), (75950, 246302), (79205, 236180), (82663, 226300), (84350, 221774), (87965, 212660), (89425, 209188), (100156, 186775), (104594, 178850), (106330, 175930), (110887, 168700), (113150, 165326), (118090, 158410), (123151, 151900), (125195, 149420)]