247792920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{1129}}^1$

素因数の和:1233

約数の個数: 128

約数和(自身を含む): 781056000

約数和(自身を除く): 533263080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 59, 60, 62, 93, 118, 120, 124, 155, 177, 186, 236, 248, 295, 310, 354, 372, 465, 472, 590, 620, 708, 744, 885, 930, 1129, 1180, 1240, 1416, 1770, 1829, 1860, 2258, 2360, 3387, 3540, 3658, 3720, 4516, 5487, 5645, 6774, 7080, 7316, 9032, 9145, 10974, 11290, 13548, 14632, 16935, 18290, 21948, 22580, 27096, 27435, 33870, 34999, 36580, 43896, 45160, 54870, 66611, 67740, 69998, 73160, 104997, 109740, 133222, 135480, 139996, 174995, 199833, 209994, 219480, 266444, 279992, 333055, 349990, 399666, 419988, 524985, 532888, 666110, 699980, 799332, 839976, 999165, 1049970, 1332220, 1399960, 1598664, 1998330, 2064941, 2099940, 2664440, 3996660, 4129882, 4199880, 6194823, 7993320, 8259764, 10324705, 12389646, 16519528, 20649410, 24779292, 30974115, 41298820, 49558584, 61948230, 82597640, 123896460, 247792920]

約数ペア:

[(1, 247792920), (2, 123896460), (3, 82597640), (4, 61948230), (5, 49558584), (6, 41298820), (8, 30974115), (10, 24779292), (12, 20649410), (15, 16519528), (20, 12389646), (24, 10324705), (30, 8259764), (31, 7993320), (40, 6194823), (59, 4199880), (60, 4129882), (62, 3996660), (93, 2664440), (118, 2099940), (120, 2064941), (124, 1998330), (155, 1598664), (177, 1399960), (186, 1332220), (236, 1049970), (248, 999165), (295, 839976), (310, 799332), (354, 699980), (372, 666110), (465, 532888), (472, 524985), (590, 419988), (620, 399666), (708, 349990), (744, 333055), (885, 279992), (930, 266444), (1129, 219480), (1180, 209994), (1240, 199833), (1416, 174995), (1770, 139996), (1829, 135480), (1860, 133222), (2258, 109740), (2360, 104997), (3387, 73160), (3540, 69998), (3658, 67740), (3720, 66611), (4516, 54870), (5487, 45160), (5645, 43896), (6774, 36580), (7080, 34999), (7316, 33870), (9032, 27435), (9145, 27096), (10974, 22580), (11290, 21948), (13548, 18290), (14632, 16935)]