494593840

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1$

素因数の和:132

約数の個数: 240

約数和(自身を含む): 1382411520

約数和(自身を除く): 887817680

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 29, 31, 40, 46, 52, 58, 62, 65, 80, 92, 104, 115, 116, 124, 130, 145, 155, 184, 208, 230, 232, 248, 260, 290, 299, 310, 368, 377, 403, 460, 464, 496, 520, 529, 580, 598, 620, 667, 713, 754, 806, 899, 920, 1040, 1058, 1160, 1196, 1240, 1334, 1426, 1495, 1508, 1612, 1798, 1840, 1885, 2015, 2116, 2320, 2392, 2480, 2645, 2668, 2852, 2990, 3016, 3224, 3335, 3565, 3596, 3770, 4030, 4232, 4495, 4784, 5290, 5336, 5704, 5980, 6032, 6448, 6670, 6877, 7130, 7192, 7540, 8060, 8464, 8671, 8990, 9269, 10580, 10672, 11408, 11687, 11960, 13340, 13754, 14260, 14384, 15080, 15341, 16120, 16399, 17342, 17980, 18538, 20677, 21160, 23374, 23920, 26680, 27508, 28520, 30160, 30682, 32240, 32798, 34385, 34684, 35960, 37076, 41354, 42320, 43355, 46345, 46748, 53360, 55016, 57040, 58435, 61364, 65596, 68770, 69368, 71920, 74152, 76705, 81995, 82708, 86710, 92690, 93496, 103385, 110032, 116870, 122728, 131192, 137540, 138736, 148304, 153410, 163990, 165416, 173420, 185380, 186992, 199433, 206770, 213187, 233740, 245456, 262384, 268801, 275080, 306820, 327980, 330832, 346840, 370760, 398866, 413540, 426374, 467480, 475571, 537602, 550160, 613640, 655960, 693680, 741520, 797732, 827080, 852748, 934960, 951142, 997165, 1065935, 1075204, 1227280, 1311920, 1344005, 1595464, 1654160, 1705496, 1902284, 1994330, 2131870, 2150408, 2377855, 2688010, 3190928, 3410992, 3804568, 3988660, 4263740, 4300816, 4755710, 5376020, 6182423, 7609136, 7977320, 8527480, 9511420, 10752040, 12364846, 15954640, 17054960, 19022840, 21504080, 24729692, 30912115, 38045680, 49459384, 61824230, 98918768, 123648460, 247296920, 494593840]

約数ペア:

[(1, 494593840), (2, 247296920), (4, 123648460), (5, 98918768), (8, 61824230), (10, 49459384), (13, 38045680), (16, 30912115), (20, 24729692), (23, 21504080), (26, 19022840), (29, 17054960), (31, 15954640), (40, 12364846), (46, 10752040), (52, 9511420), (58, 8527480), (62, 7977320), (65, 7609136), (80, 6182423), (92, 5376020), (104, 4755710), (115, 4300816), (116, 4263740), (124, 3988660), (130, 3804568), (145, 3410992), (155, 3190928), (184, 2688010), (208, 2377855), (230, 2150408), (232, 2131870), (248, 1994330), (260, 1902284), (290, 1705496), (299, 1654160), (310, 1595464), (368, 1344005), (377, 1311920), (403, 1227280), (460, 1075204), (464, 1065935), (496, 997165), (520, 951142), (529, 934960), (580, 852748), (598, 827080), (620, 797732), (667, 741520), (713, 693680), (754, 655960), (806, 613640), (899, 550160), (920, 537602), (1040, 475571), (1058, 467480), (1160, 426374), (1196, 413540), (1240, 398866), (1334, 370760), (1426, 346840), (1495, 330832), (1508, 327980), (1612, 306820), (1798, 275080), (1840, 268801), (1885, 262384), (2015, 245456), (2116, 233740), (2320, 213187), (2392, 206770), (2480, 199433), (2645, 186992), (2668, 185380), (2852, 173420), (2990, 165416), (3016, 163990), (3224, 153410), (3335, 148304), (3565, 138736), (3596, 137540), (3770, 131192), (4030, 122728), (4232, 116870), (4495, 110032), (4784, 103385), (5290, 93496), (5336, 92690), (5704, 86710), (5980, 82708), (6032, 81995), (6448, 76705), (6670, 74152), (6877, 71920), (7130, 69368), (7192, 68770), (7540, 65596), (8060, 61364), (8464, 58435), (8671, 57040), (8990, 55016), (9269, 53360), (10580, 46748), (10672, 46345), (11408, 43355), (11687, 42320), (11960, 41354), (13340, 37076), (13754, 35960), (14260, 34684), (14384, 34385), (15080, 32798), (15341, 32240), (16120, 30682), (16399, 30160), (17342, 28520), (17980, 27508), (18538, 26680), (20677, 23920), (21160, 23374)]