79351320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{257}}^1$

素因数の和:385

約数の個数: 128

約数和(自身を含む): 249661440

約数和(自身を除く): 170310120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 83, 93, 120, 124, 155, 166, 186, 248, 249, 257, 310, 332, 372, 415, 465, 498, 514, 620, 664, 744, 771, 830, 930, 996, 1028, 1240, 1245, 1285, 1542, 1660, 1860, 1992, 2056, 2490, 2570, 2573, 3084, 3320, 3720, 3855, 4980, 5140, 5146, 6168, 7710, 7719, 7967, 9960, 10280, 10292, 12865, 15420, 15438, 15934, 20584, 21331, 23901, 25730, 30840, 30876, 31868, 38595, 39835, 42662, 47802, 51460, 61752, 63736, 63993, 77190, 79670, 85324, 95604, 102920, 106655, 119505, 127986, 154380, 159340, 170648, 191208, 213310, 239010, 255972, 308760, 318680, 319965, 426620, 478020, 511944, 639930, 661261, 853240, 956040, 1279860, 1322522, 1983783, 2559720, 2645044, 3306305, 3967566, 5290088, 6612610, 7935132, 9918915, 13225220, 15870264, 19837830, 26450440, 39675660, 79351320]

約数ペア:

[(1, 79351320), (2, 39675660), (3, 26450440), (4, 19837830), (5, 15870264), (6, 13225220), (8, 9918915), (10, 7935132), (12, 6612610), (15, 5290088), (20, 3967566), (24, 3306305), (30, 2645044), (31, 2559720), (40, 1983783), (60, 1322522), (62, 1279860), (83, 956040), (93, 853240), (120, 661261), (124, 639930), (155, 511944), (166, 478020), (186, 426620), (248, 319965), (249, 318680), (257, 308760), (310, 255972), (332, 239010), (372, 213310), (415, 191208), (465, 170648), (498, 159340), (514, 154380), (620, 127986), (664, 119505), (744, 106655), (771, 102920), (830, 95604), (930, 85324), (996, 79670), (1028, 77190), (1240, 63993), (1245, 63736), (1285, 61752), (1542, 51460), (1660, 47802), (1860, 42662), (1992, 39835), (2056, 38595), (2490, 31868), (2570, 30876), (2573, 30840), (3084, 25730), (3320, 23901), (3720, 21331), (3855, 20584), (4980, 15934), (5140, 15438), (5146, 15420), (6168, 12865), (7710, 10292), (7719, 10280), (7967, 9960)]