81986160

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{211}}^1\times {\mathrm{1619}}^1$

素因数の和:1846

約数の個数: 80

約数和(自身を含む): 255519360

約数和(自身を除く): 173533200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 211, 240, 422, 633, 844, 1055, 1266, 1619, 1688, 2110, 2532, 3165, 3238, 3376, 4220, 4857, 5064, 6330, 6476, 8095, 8440, 9714, 10128, 12660, 12952, 16190, 16880, 19428, 24285, 25320, 25904, 32380, 38856, 48570, 50640, 64760, 77712, 97140, 129520, 194280, 341609, 388560, 683218, 1024827, 1366436, 1708045, 2049654, 2732872, 3416090, 4099308, 5124135, 5465744, 6832180, 8198616, 10248270, 13664360, 16397232, 20496540, 27328720, 40993080, 81986160]

約数ペア:

[(1, 81986160), (2, 40993080), (3, 27328720), (4, 20496540), (5, 16397232), (6, 13664360), (8, 10248270), (10, 8198616), (12, 6832180), (15, 5465744), (16, 5124135), (20, 4099308), (24, 3416090), (30, 2732872), (40, 2049654), (48, 1708045), (60, 1366436), (80, 1024827), (120, 683218), (211, 388560), (240, 341609), (422, 194280), (633, 129520), (844, 97140), (1055, 77712), (1266, 64760), (1619, 50640), (1688, 48570), (2110, 38856), (2532, 32380), (3165, 25904), (3238, 25320), (3376, 24285), (4220, 19428), (4857, 16880), (5064, 16190), (6330, 12952), (6476, 12660), (8095, 10128), (8440, 9714)]