63871440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{6491}}^1$

素因数の和:6548

約数の個数: 80

約数和(自身を含む): 202862016

約数和(自身を除く): 138990576

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 41, 48, 60, 80, 82, 120, 123, 164, 205, 240, 246, 328, 410, 492, 615, 656, 820, 984, 1230, 1640, 1968, 2460, 3280, 4920, 6491, 9840, 12982, 19473, 25964, 32455, 38946, 51928, 64910, 77892, 97365, 103856, 129820, 155784, 194730, 259640, 266131, 311568, 389460, 519280, 532262, 778920, 798393, 1064524, 1330655, 1557840, 1596786, 2129048, 2661310, 3193572, 3991965, 4258096, 5322620, 6387144, 7983930, 10645240, 12774288, 15967860, 21290480, 31935720, 63871440]

約数ペア:

[(1, 63871440), (2, 31935720), (3, 21290480), (4, 15967860), (5, 12774288), (6, 10645240), (8, 7983930), (10, 6387144), (12, 5322620), (15, 4258096), (16, 3991965), (20, 3193572), (24, 2661310), (30, 2129048), (40, 1596786), (41, 1557840), (48, 1330655), (60, 1064524), (80, 798393), (82, 778920), (120, 532262), (123, 519280), (164, 389460), (205, 311568), (240, 266131), (246, 259640), (328, 194730), (410, 155784), (492, 129820), (615, 103856), (656, 97365), (820, 77892), (984, 64910), (1230, 51928), (1640, 38946), (1968, 32455), (2460, 25964), (3280, 19473), (4920, 12982), (6491, 9840)]