126179920

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{613}}^1$

素因数の和:740

約数の個数: 80

約数和(自身を含む): 306980352

約数和(自身を除く): 180800432

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 83, 124, 155, 166, 248, 310, 332, 415, 496, 613, 620, 664, 830, 1226, 1240, 1328, 1660, 2452, 2480, 2573, 3065, 3320, 4904, 5146, 6130, 6640, 9808, 10292, 12260, 12865, 19003, 20584, 24520, 25730, 38006, 41168, 49040, 50879, 51460, 76012, 95015, 101758, 102920, 152024, 190030, 203516, 205840, 254395, 304048, 380060, 407032, 508790, 760120, 814064, 1017580, 1520240, 1577249, 2035160, 3154498, 4070320, 6308996, 7886245, 12617992, 15772490, 25235984, 31544980, 63089960, 126179920]

約数ペア:

[(1, 126179920), (2, 63089960), (4, 31544980), (5, 25235984), (8, 15772490), (10, 12617992), (16, 7886245), (20, 6308996), (31, 4070320), (40, 3154498), (62, 2035160), (80, 1577249), (83, 1520240), (124, 1017580), (155, 814064), (166, 760120), (248, 508790), (310, 407032), (332, 380060), (415, 304048), (496, 254395), (613, 205840), (620, 203516), (664, 190030), (830, 152024), (1226, 102920), (1240, 101758), (1328, 95015), (1660, 76012), (2452, 51460), (2480, 50879), (2573, 49040), (3065, 41168), (3320, 38006), (4904, 25730), (5146, 24520), (6130, 20584), (6640, 19003), (9808, 12865), (10292, 12260)]