278317627640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3613}}^1\times {\mathrm{148139}}^1$

素因数の和:151776

約数の個数: 64

約数和(自身を含む): 674576229600

約数和(自身を除く): 396258601960

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 3613, 7226, 14452, 18065, 28904, 36130, 46969, 72260, 93938, 144520, 148139, 187876, 234845, 296278, 375752, 469690, 592556, 740695, 939380, 1185112, 1481390, 1878760, 1925807, 2962780, 3851614, 5925560, 7703228, 9629035, 15406456, 19258070, 38516140, 77032280, 535226207, 1070452414, 2140904828, 2676131035, 4281809656, 5352262070, 6957940691, 10704524140, 13915881382, 21409048280, 27831762764, 34789703455, 55663525528, 69579406910, 139158813820, 278317627640]

約数ペア:

[(1, 278317627640), (2, 139158813820), (4, 69579406910), (5, 55663525528), (8, 34789703455), (10, 27831762764), (13, 21409048280), (20, 13915881382), (26, 10704524140), (40, 6957940691), (52, 5352262070), (65, 4281809656), (104, 2676131035), (130, 2140904828), (260, 1070452414), (520, 535226207), (3613, 77032280), (7226, 38516140), (14452, 19258070), (18065, 15406456), (28904, 9629035), (36130, 7703228), (46969, 5925560), (72260, 3851614), (93938, 2962780), (144520, 1925807), (148139, 1878760), (187876, 1481390), (234845, 1185112), (296278, 939380), (375752, 740695), (469690, 592556)]