30310720

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1$

素因数の和:216

約数の個数: 112

約数和(自身を含む): 80467200

約数和(自身を除く): 50156480

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 79, 80, 88, 109, 110, 158, 160, 176, 218, 220, 316, 320, 352, 395, 436, 440, 545, 632, 704, 790, 869, 872, 880, 1090, 1199, 1264, 1580, 1738, 1744, 1760, 2180, 2398, 2528, 3160, 3476, 3488, 3520, 4345, 4360, 4796, 5056, 5995, 6320, 6952, 6976, 8611, 8690, 8720, 9592, 11990, 12640, 13904, 17222, 17380, 17440, 19184, 23980, 25280, 27808, 34444, 34760, 34880, 38368, 43055, 47960, 55616, 68888, 69520, 76736, 86110, 94721, 95920, 137776, 139040, 172220, 189442, 191840, 275552, 278080, 344440, 378884, 383680, 473605, 551104, 688880, 757768, 947210, 1377760, 1515536, 1894420, 2755520, 3031072, 3788840, 6062144, 7577680, 15155360, 30310720]

約数ペア:

[(1, 30310720), (2, 15155360), (4, 7577680), (5, 6062144), (8, 3788840), (10, 3031072), (11, 2755520), (16, 1894420), (20, 1515536), (22, 1377760), (32, 947210), (40, 757768), (44, 688880), (55, 551104), (64, 473605), (79, 383680), (80, 378884), (88, 344440), (109, 278080), (110, 275552), (158, 191840), (160, 189442), (176, 172220), (218, 139040), (220, 137776), (316, 95920), (320, 94721), (352, 86110), (395, 76736), (436, 69520), (440, 68888), (545, 55616), (632, 47960), (704, 43055), (790, 38368), (869, 34880), (872, 34760), (880, 34444), (1090, 27808), (1199, 25280), (1264, 23980), (1580, 19184), (1738, 17440), (1744, 17380), (1760, 17222), (2180, 13904), (2398, 12640), (2528, 11990), (3160, 9592), (3476, 8720), (3488, 8690), (3520, 8611), (4345, 6976), (4360, 6952), (4796, 6320), (5056, 5995)]