187771120

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{1367}}^1$

素因数の和:1498

約数の個数: 80

約数和(自身を含む): 467166528

約数和(自身を除く): 279395408

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 101, 136, 170, 202, 272, 340, 404, 505, 680, 808, 1010, 1360, 1367, 1616, 1717, 2020, 2734, 3434, 4040, 5468, 6835, 6868, 8080, 8585, 10936, 13670, 13736, 17170, 21872, 23239, 27340, 27472, 34340, 46478, 54680, 68680, 92956, 109360, 116195, 137360, 138067, 185912, 232390, 276134, 371824, 464780, 552268, 690335, 929560, 1104536, 1380670, 1859120, 2209072, 2347139, 2761340, 4694278, 5522680, 9388556, 11045360, 11735695, 18777112, 23471390, 37554224, 46942780, 93885560, 187771120]

約数ペア:

[(1, 187771120), (2, 93885560), (4, 46942780), (5, 37554224), (8, 23471390), (10, 18777112), (16, 11735695), (17, 11045360), (20, 9388556), (34, 5522680), (40, 4694278), (68, 2761340), (80, 2347139), (85, 2209072), (101, 1859120), (136, 1380670), (170, 1104536), (202, 929560), (272, 690335), (340, 552268), (404, 464780), (505, 371824), (680, 276134), (808, 232390), (1010, 185912), (1360, 138067), (1367, 137360), (1616, 116195), (1717, 109360), (2020, 92956), (2734, 68680), (3434, 54680), (4040, 46478), (5468, 34340), (6835, 27472), (6868, 27340), (8080, 23239), (8585, 21872), (10936, 17170), (13670, 13736)]