15647760

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{211}}^1$

素因数の和:333

約数の個数: 120

約数和(自身を含む): 53312064

約数和(自身を除く): 37664304

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 103, 120, 144, 180, 206, 211, 240, 309, 360, 412, 422, 515, 618, 633, 720, 824, 844, 927, 1030, 1055, 1236, 1266, 1545, 1648, 1688, 1854, 1899, 2060, 2110, 2472, 2532, 3090, 3165, 3376, 3708, 3798, 4120, 4220, 4635, 4944, 5064, 6180, 6330, 7416, 7596, 8240, 8440, 9270, 9495, 10128, 12360, 12660, 14832, 15192, 16880, 18540, 18990, 21733, 24720, 25320, 30384, 37080, 37980, 43466, 50640, 65199, 74160, 75960, 86932, 108665, 130398, 151920, 173864, 195597, 217330, 260796, 325995, 347728, 391194, 434660, 521592, 651990, 782388, 869320, 977985, 1043184, 1303980, 1564776, 1738640, 1955970, 2607960, 3129552, 3911940, 5215920, 7823880, 15647760]

約数ペア:

[(1, 15647760), (2, 7823880), (3, 5215920), (4, 3911940), (5, 3129552), (6, 2607960), (8, 1955970), (9, 1738640), (10, 1564776), (12, 1303980), (15, 1043184), (16, 977985), (18, 869320), (20, 782388), (24, 651990), (30, 521592), (36, 434660), (40, 391194), (45, 347728), (48, 325995), (60, 260796), (72, 217330), (80, 195597), (90, 173864), (103, 151920), (120, 130398), (144, 108665), (180, 86932), (206, 75960), (211, 74160), (240, 65199), (309, 50640), (360, 43466), (412, 37980), (422, 37080), (515, 30384), (618, 25320), (633, 24720), (720, 21733), (824, 18990), (844, 18540), (927, 16880), (1030, 15192), (1055, 14832), (1236, 12660), (1266, 12360), (1545, 10128), (1648, 9495), (1688, 9270), (1854, 8440), (1899, 8240), (2060, 7596), (2110, 7416), (2472, 6330), (2532, 6180), (3090, 5064), (3165, 4944), (3376, 4635), (3708, 4220), (3798, 4120)]