305490120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{6317}}^1$

素因数の和:6375

約数の個数: 128

約数和(自身を含む): 1018967040

約数和(自身を除く): 713476920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 31, 39, 40, 52, 60, 62, 65, 78, 93, 104, 120, 124, 130, 155, 156, 186, 195, 248, 260, 310, 312, 372, 390, 403, 465, 520, 620, 744, 780, 806, 930, 1209, 1240, 1560, 1612, 1860, 2015, 2418, 3224, 3720, 4030, 4836, 6045, 6317, 8060, 9672, 12090, 12634, 16120, 18951, 24180, 25268, 31585, 37902, 48360, 50536, 63170, 75804, 82121, 94755, 126340, 151608, 164242, 189510, 195827, 246363, 252680, 328484, 379020, 391654, 410605, 492726, 587481, 656968, 758040, 783308, 821210, 979135, 985452, 1174962, 1231815, 1566616, 1642420, 1958270, 1970904, 2349924, 2463630, 2545751, 2937405, 3284840, 3916540, 4699848, 4927260, 5091502, 5874810, 7637253, 7833080, 9854520, 10183004, 11749620, 12728755, 15274506, 20366008, 23499240, 25457510, 30549012, 38186265, 50915020, 61098024, 76372530, 101830040, 152745060, 305490120]

約数ペア:

[(1, 305490120), (2, 152745060), (3, 101830040), (4, 76372530), (5, 61098024), (6, 50915020), (8, 38186265), (10, 30549012), (12, 25457510), (13, 23499240), (15, 20366008), (20, 15274506), (24, 12728755), (26, 11749620), (30, 10183004), (31, 9854520), (39, 7833080), (40, 7637253), (52, 5874810), (60, 5091502), (62, 4927260), (65, 4699848), (78, 3916540), (93, 3284840), (104, 2937405), (120, 2545751), (124, 2463630), (130, 2349924), (155, 1970904), (156, 1958270), (186, 1642420), (195, 1566616), (248, 1231815), (260, 1174962), (310, 985452), (312, 979135), (372, 821210), (390, 783308), (403, 758040), (465, 656968), (520, 587481), (620, 492726), (744, 410605), (780, 391654), (806, 379020), (930, 328484), (1209, 252680), (1240, 246363), (1560, 195827), (1612, 189510), (1860, 164242), (2015, 151608), (2418, 126340), (3224, 94755), (3720, 82121), (4030, 75804), (4836, 63170), (6045, 50536), (6317, 48360), (8060, 37902), (9672, 31585), (12090, 25268), (12634, 24180), (16120, 18951)]