123367920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{39541}}^1$

素因数の和:39570

約数の個数: 80

約数和(自身を含む): 411869472

約数和(自身を除く): 288501552

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 39541, 79082, 118623, 158164, 197705, 237246, 316328, 395410, 474492, 514033, 593115, 632656, 790820, 948984, 1028066, 1186230, 1542099, 1581640, 1897968, 2056132, 2372460, 2570165, 3084198, 3163280, 4112264, 4744920, 5140330, 6168396, 7710495, 8224528, 9489840, 10280660, 12336792, 15420990, 20561320, 24673584, 30841980, 41122640, 61683960, 123367920]

約数ペア:

[(1, 123367920), (2, 61683960), (3, 41122640), (4, 30841980), (5, 24673584), (6, 20561320), (8, 15420990), (10, 12336792), (12, 10280660), (13, 9489840), (15, 8224528), (16, 7710495), (20, 6168396), (24, 5140330), (26, 4744920), (30, 4112264), (39, 3163280), (40, 3084198), (48, 2570165), (52, 2372460), (60, 2056132), (65, 1897968), (78, 1581640), (80, 1542099), (104, 1186230), (120, 1028066), (130, 948984), (156, 790820), (195, 632656), (208, 593115), (240, 514033), (260, 474492), (312, 395410), (390, 316328), (520, 237246), (624, 197705), (780, 158164), (1040, 118623), (1560, 79082), (3120, 39541)]