71269680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{1993}}^1$

素因数の和:2158

約数の個数: 80

約数和(自身を含む): 222530400

約数和(自身を除く): 151260720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 149, 240, 298, 447, 596, 745, 894, 1192, 1490, 1788, 1993, 2235, 2384, 2980, 3576, 3986, 4470, 5960, 5979, 7152, 7972, 8940, 9965, 11920, 11958, 15944, 17880, 19930, 23916, 29895, 31888, 35760, 39860, 47832, 59790, 79720, 95664, 119580, 159440, 239160, 296957, 478320, 593914, 890871, 1187828, 1484785, 1781742, 2375656, 2969570, 3563484, 4454355, 4751312, 5939140, 7126968, 8908710, 11878280, 14253936, 17817420, 23756560, 35634840, 71269680]

約数ペア:

[(1, 71269680), (2, 35634840), (3, 23756560), (4, 17817420), (5, 14253936), (6, 11878280), (8, 8908710), (10, 7126968), (12, 5939140), (15, 4751312), (16, 4454355), (20, 3563484), (24, 2969570), (30, 2375656), (40, 1781742), (48, 1484785), (60, 1187828), (80, 890871), (120, 593914), (149, 478320), (240, 296957), (298, 239160), (447, 159440), (596, 119580), (745, 95664), (894, 79720), (1192, 59790), (1490, 47832), (1788, 39860), (1993, 35760), (2235, 31888), (2384, 29895), (2980, 23916), (3576, 19930), (3986, 17880), (4470, 15944), (5960, 11958), (5979, 11920), (7152, 9965), (7972, 8940)]