18714720

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{307}}^1$

素因数の和:452

約数の個数: 96

約数和(自身を含む): 59609088

約数和(自身を除く): 40894368

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 127, 160, 240, 254, 307, 381, 480, 508, 614, 635, 762, 921, 1016, 1228, 1270, 1524, 1535, 1842, 1905, 2032, 2456, 2540, 3048, 3070, 3684, 3810, 4064, 4605, 4912, 5080, 6096, 6140, 7368, 7620, 9210, 9824, 10160, 12192, 12280, 14736, 15240, 18420, 20320, 24560, 29472, 30480, 36840, 38989, 49120, 60960, 73680, 77978, 116967, 147360, 155956, 194945, 233934, 311912, 389890, 467868, 584835, 623824, 779780, 935736, 1169670, 1247648, 1559560, 1871472, 2339340, 3119120, 3742944, 4678680, 6238240, 9357360, 18714720]

約数ペア:

[(1, 18714720), (2, 9357360), (3, 6238240), (4, 4678680), (5, 3742944), (6, 3119120), (8, 2339340), (10, 1871472), (12, 1559560), (15, 1247648), (16, 1169670), (20, 935736), (24, 779780), (30, 623824), (32, 584835), (40, 467868), (48, 389890), (60, 311912), (80, 233934), (96, 194945), (120, 155956), (127, 147360), (160, 116967), (240, 77978), (254, 73680), (307, 60960), (381, 49120), (480, 38989), (508, 36840), (614, 30480), (635, 29472), (762, 24560), (921, 20320), (1016, 18420), (1228, 15240), (1270, 14736), (1524, 12280), (1535, 12192), (1842, 10160), (1905, 9824), (2032, 9210), (2456, 7620), (2540, 7368), (3048, 6140), (3070, 6096), (3684, 5080), (3810, 4912), (4064, 4605)]