65880240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{313}}^1\times {\mathrm{877}}^1$

素因数の和:1206

約数の個数: 80

約数和(自身を含む): 205114848

約数和(自身を除く): 139234608

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 313, 626, 877, 939, 1252, 1565, 1754, 1878, 2504, 2631, 3130, 3508, 3756, 4385, 4695, 5008, 5262, 6260, 7016, 7512, 8770, 9390, 10524, 12520, 13155, 14032, 15024, 17540, 18780, 21048, 25040, 26310, 35080, 37560, 42096, 52620, 70160, 75120, 105240, 210480, 274501, 549002, 823503, 1098004, 1372505, 1647006, 2196008, 2745010, 3294012, 4117515, 4392016, 5490020, 6588024, 8235030, 10980040, 13176048, 16470060, 21960080, 32940120, 65880240]

約数ペア:

[(1, 65880240), (2, 32940120), (3, 21960080), (4, 16470060), (5, 13176048), (6, 10980040), (8, 8235030), (10, 6588024), (12, 5490020), (15, 4392016), (16, 4117515), (20, 3294012), (24, 2745010), (30, 2196008), (40, 1647006), (48, 1372505), (60, 1098004), (80, 823503), (120, 549002), (240, 274501), (313, 210480), (626, 105240), (877, 75120), (939, 70160), (1252, 52620), (1565, 42096), (1754, 37560), (1878, 35080), (2504, 26310), (2631, 25040), (3130, 21048), (3508, 18780), (3756, 17540), (4385, 15024), (4695, 14032), (5008, 13155), (5262, 12520), (6260, 10524), (7016, 9390), (7512, 8770)]