28338509880

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{44549}}^1$

素因数の和:44619

約数の個数: 256

約数和(自身を含む): 102643200000

約数和(自身を除く): 74304690120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 31, 36, 38, 40, 45, 54, 57, 60, 62, 72, 76, 90, 93, 95, 108, 114, 120, 124, 135, 152, 155, 171, 180, 186, 190, 216, 228, 248, 270, 279, 285, 310, 342, 360, 372, 380, 456, 465, 513, 540, 558, 570, 589, 620, 684, 744, 760, 837, 855, 930, 1026, 1080, 1116, 1140, 1178, 1240, 1368, 1395, 1674, 1710, 1767, 1860, 2052, 2232, 2280, 2356, 2565, 2790, 2945, 3348, 3420, 3534, 3720, 4104, 4185, 4712, 5130, 5301, 5580, 5890, 6696, 6840, 7068, 8370, 8835, 10260, 10602, 11160, 11780, 14136, 15903, 16740, 17670, 20520, 21204, 23560, 26505, 31806, 33480, 35340, 42408, 44549, 53010, 63612, 70680, 79515, 89098, 106020, 127224, 133647, 159030, 178196, 212040, 222745, 267294, 318060, 356392, 400941, 445490, 534588, 636120, 668235, 801882, 846431, 890980, 1069176, 1202823, 1336470, 1381019, 1603764, 1692862, 1781960, 2004705, 2405646, 2539293, 2672940, 2762038, 3207528, 3385724, 4009410, 4143057, 4232155, 4811292, 5078586, 5345880, 5524076, 6014115, 6771448, 6905095, 7617879, 8018820, 8286114, 8464310, 9622584, 10157172, 11048152, 12028230, 12429171, 12696465, 13810190, 15235758, 16037640, 16572228, 16928620, 20314344, 20715285, 22853637, 24056460, 24858342, 25392930, 26239361, 27620380, 30471516, 33144456, 33857240, 37287513, 38089395, 41430570, 45707274, 48112920, 49716684, 50785860, 52478722, 55240760, 60943032, 62145855, 74575026, 76178790, 78718083, 82861140, 91414548, 99433368, 101571720, 104957444, 114268185, 124291710, 131196805, 149150052, 152357580, 157436166, 165722280, 182829096, 186437565, 209914888, 228536370, 236154249, 248583420, 262393610, 298300104, 304715160, 314872332, 372875130, 393590415, 457072740, 472308498, 497166840, 524787220, 629744664, 708462747, 745750260, 787180830, 914145480, 944616996, 1049574440, 1180771245, 1416925494, 1491500520, 1574361660, 1889233992, 2361542490, 2833850988, 3148723320, 3542313735, 4723084980, 5667701976, 7084627470, 9446169960, 14169254940, 28338509880]

約数ペア:

[(1, 28338509880), (2, 14169254940), (3, 9446169960), (4, 7084627470), (5, 5667701976), (6, 4723084980), (8, 3542313735), (9, 3148723320), (10, 2833850988), (12, 2361542490), (15, 1889233992), (18, 1574361660), (19, 1491500520), (20, 1416925494), (24, 1180771245), (27, 1049574440), (30, 944616996), (31, 914145480), (36, 787180830), (38, 745750260), (40, 708462747), (45, 629744664), (54, 524787220), (57, 497166840), (60, 472308498), (62, 457072740), (72, 393590415), (76, 372875130), (90, 314872332), (93, 304715160), (95, 298300104), (108, 262393610), (114, 248583420), (120, 236154249), (124, 228536370), (135, 209914888), (152, 186437565), (155, 182829096), (171, 165722280), (180, 157436166), (186, 152357580), (190, 149150052), (216, 131196805), (228, 124291710), (248, 114268185), (270, 104957444), (279, 101571720), (285, 99433368), (310, 91414548), (342, 82861140), (360, 78718083), (372, 76178790), (380, 74575026), (456, 62145855), (465, 60943032), (513, 55240760), (540, 52478722), (558, 50785860), (570, 49716684), (589, 48112920), (620, 45707274), (684, 41430570), (744, 38089395), (760, 37287513), (837, 33857240), (855, 33144456), (930, 30471516), (1026, 27620380), (1080, 26239361), (1116, 25392930), (1140, 24858342), (1178, 24056460), (1240, 22853637), (1368, 20715285), (1395, 20314344), (1674, 16928620), (1710, 16572228), (1767, 16037640), (1860, 15235758), (2052, 13810190), (2232, 12696465), (2280, 12429171), (2356, 12028230), (2565, 11048152), (2790, 10157172), (2945, 9622584), (3348, 8464310), (3420, 8286114), (3534, 8018820), (3720, 7617879), (4104, 6905095), (4185, 6771448), (4712, 6014115), (5130, 5524076), (5301, 5345880), (5580, 5078586), (5890, 4811292), (6696, 4232155), (6840, 4143057), (7068, 4009410), (8370, 3385724), (8835, 3207528), (10260, 2762038), (10602, 2672940), (11160, 2539293), (11780, 2405646), (14136, 2004705), (15903, 1781960), (16740, 1692862), (17670, 1603764), (20520, 1381019), (21204, 1336470), (23560, 1202823), (26505, 1069176), (31806, 890980), (33480, 846431), (35340, 801882), (42408, 668235), (44549, 636120), (53010, 534588), (63612, 445490), (70680, 400941), (79515, 356392), (89098, 318060), (106020, 267294), (127224, 222745), (133647, 212040), (159030, 178196)]