489287880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{2579}}^1$

素因数の和:2644

約数の個数: 192

約数和(自身を含む): 1738713600

約数和(自身を除く): 1249425720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 30, 31, 34, 36, 40, 45, 51, 60, 62, 68, 72, 85, 90, 93, 102, 120, 124, 136, 153, 155, 170, 180, 186, 204, 248, 255, 279, 306, 310, 340, 360, 372, 408, 465, 510, 527, 558, 612, 620, 680, 744, 765, 930, 1020, 1054, 1116, 1224, 1240, 1395, 1530, 1581, 1860, 2040, 2108, 2232, 2579, 2635, 2790, 3060, 3162, 3720, 4216, 4743, 5158, 5270, 5580, 6120, 6324, 7737, 7905, 9486, 10316, 10540, 11160, 12648, 12895, 15474, 15810, 18972, 20632, 21080, 23211, 23715, 25790, 30948, 31620, 37944, 38685, 43843, 46422, 47430, 51580, 61896, 63240, 77370, 79949, 87686, 92844, 94860, 103160, 116055, 131529, 154740, 159898, 175372, 185688, 189720, 219215, 232110, 239847, 263058, 309480, 319796, 350744, 394587, 399745, 438430, 464220, 479694, 526116, 639592, 657645, 719541, 789174, 799490, 876860, 928440, 959388, 1052232, 1199235, 1315290, 1359133, 1439082, 1578348, 1598980, 1753720, 1918776, 1972935, 2398470, 2630580, 2718266, 2878164, 3156696, 3197960, 3597705, 3945870, 4077399, 4796940, 5261160, 5436532, 5756328, 6795665, 7195410, 7891740, 8154798, 9593880, 10873064, 12232197, 13591330, 14390820, 15783480, 16309596, 20386995, 24464394, 27182660, 28781640, 32619192, 40773990, 48928788, 54365320, 61160985, 81547980, 97857576, 122321970, 163095960, 244643940, 489287880]

約数ペア:

[(1, 489287880), (2, 244643940), (3, 163095960), (4, 122321970), (5, 97857576), (6, 81547980), (8, 61160985), (9, 54365320), (10, 48928788), (12, 40773990), (15, 32619192), (17, 28781640), (18, 27182660), (20, 24464394), (24, 20386995), (30, 16309596), (31, 15783480), (34, 14390820), (36, 13591330), (40, 12232197), (45, 10873064), (51, 9593880), (60, 8154798), (62, 7891740), (68, 7195410), (72, 6795665), (85, 5756328), (90, 5436532), (93, 5261160), (102, 4796940), (120, 4077399), (124, 3945870), (136, 3597705), (153, 3197960), (155, 3156696), (170, 2878164), (180, 2718266), (186, 2630580), (204, 2398470), (248, 1972935), (255, 1918776), (279, 1753720), (306, 1598980), (310, 1578348), (340, 1439082), (360, 1359133), (372, 1315290), (408, 1199235), (465, 1052232), (510, 959388), (527, 928440), (558, 876860), (612, 799490), (620, 789174), (680, 719541), (744, 657645), (765, 639592), (930, 526116), (1020, 479694), (1054, 464220), (1116, 438430), (1224, 399745), (1240, 394587), (1395, 350744), (1530, 319796), (1581, 309480), (1860, 263058), (2040, 239847), (2108, 232110), (2232, 219215), (2579, 189720), (2635, 185688), (2790, 175372), (3060, 159898), (3162, 154740), (3720, 131529), (4216, 116055), (4743, 103160), (5158, 94860), (5270, 92844), (5580, 87686), (6120, 79949), (6324, 77370), (7737, 63240), (7905, 61896), (9486, 51580), (10316, 47430), (10540, 46422), (11160, 43843), (12648, 38685), (12895, 37944), (15474, 31620), (15810, 30948), (18972, 25790), (20632, 23715), (21080, 23211)]