123892920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{307}}^1$

素因数の和:402

約数の個数: 192

約数和(自身を含む): 432432000

約数和(自身を除く): 308539080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 36, 38, 40, 45, 57, 59, 60, 72, 76, 90, 95, 114, 118, 120, 152, 171, 177, 180, 190, 228, 236, 285, 295, 307, 342, 354, 360, 380, 456, 472, 531, 570, 590, 614, 684, 708, 760, 855, 885, 921, 1062, 1121, 1140, 1180, 1228, 1368, 1416, 1535, 1710, 1770, 1842, 2124, 2242, 2280, 2360, 2456, 2655, 2763, 3070, 3363, 3420, 3540, 3684, 4248, 4484, 4605, 5310, 5526, 5605, 5833, 6140, 6726, 6840, 7080, 7368, 8968, 9210, 10089, 10620, 11052, 11210, 11666, 12280, 13452, 13815, 16815, 17499, 18113, 18420, 20178, 21240, 22104, 22420, 23332, 26904, 27630, 29165, 33630, 34998, 36226, 36840, 40356, 44840, 46664, 50445, 52497, 54339, 55260, 58330, 67260, 69996, 72452, 80712, 87495, 90565, 100890, 104994, 108678, 110520, 116660, 134520, 139992, 144904, 163017, 174990, 181130, 201780, 209988, 217356, 233320, 262485, 271695, 326034, 344147, 349980, 362260, 403560, 419976, 434712, 524970, 543390, 652068, 688294, 699960, 724520, 815085, 1032441, 1049940, 1086780, 1304136, 1376588, 1630170, 1720735, 2064882, 2099880, 2173560, 2753176, 3097323, 3260340, 3441470, 4129764, 5162205, 6194646, 6520680, 6882940, 8259528, 10324410, 12389292, 13765880, 15486615, 20648820, 24778584, 30973230, 41297640, 61946460, 123892920]

約数ペア:

[(1, 123892920), (2, 61946460), (3, 41297640), (4, 30973230), (5, 24778584), (6, 20648820), (8, 15486615), (9, 13765880), (10, 12389292), (12, 10324410), (15, 8259528), (18, 6882940), (19, 6520680), (20, 6194646), (24, 5162205), (30, 4129764), (36, 3441470), (38, 3260340), (40, 3097323), (45, 2753176), (57, 2173560), (59, 2099880), (60, 2064882), (72, 1720735), (76, 1630170), (90, 1376588), (95, 1304136), (114, 1086780), (118, 1049940), (120, 1032441), (152, 815085), (171, 724520), (177, 699960), (180, 688294), (190, 652068), (228, 543390), (236, 524970), (285, 434712), (295, 419976), (307, 403560), (342, 362260), (354, 349980), (360, 344147), (380, 326034), (456, 271695), (472, 262485), (531, 233320), (570, 217356), (590, 209988), (614, 201780), (684, 181130), (708, 174990), (760, 163017), (855, 144904), (885, 139992), (921, 134520), (1062, 116660), (1121, 110520), (1140, 108678), (1180, 104994), (1228, 100890), (1368, 90565), (1416, 87495), (1535, 80712), (1710, 72452), (1770, 69996), (1842, 67260), (2124, 58330), (2242, 55260), (2280, 54339), (2360, 52497), (2456, 50445), (2655, 46664), (2763, 44840), (3070, 40356), (3363, 36840), (3420, 36226), (3540, 34998), (3684, 33630), (4248, 29165), (4484, 27630), (4605, 26904), (5310, 23332), (5526, 22420), (5605, 22104), (5833, 21240), (6140, 20178), (6726, 18420), (6840, 18113), (7080, 17499), (7368, 16815), (8968, 13815), (9210, 13452), (10089, 12280), (10620, 11666), (11052, 11210)]