78570480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{443}}^1\times {\mathrm{739}}^1$

素因数の和:1198

約数の個数: 80

約数和(自身を含む): 244448640

約数和(自身を除く): 165878160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 443, 739, 886, 1329, 1478, 1772, 2215, 2217, 2658, 2956, 3544, 3695, 4430, 4434, 5316, 5912, 6645, 7088, 7390, 8860, 8868, 10632, 11085, 11824, 13290, 14780, 17720, 17736, 21264, 22170, 26580, 29560, 35440, 35472, 44340, 53160, 59120, 88680, 106320, 177360, 327377, 654754, 982131, 1309508, 1636885, 1964262, 2619016, 3273770, 3928524, 4910655, 5238032, 6547540, 7857048, 9821310, 13095080, 15714096, 19642620, 26190160, 39285240, 78570480]

約数ペア:

[(1, 78570480), (2, 39285240), (3, 26190160), (4, 19642620), (5, 15714096), (6, 13095080), (8, 9821310), (10, 7857048), (12, 6547540), (15, 5238032), (16, 4910655), (20, 3928524), (24, 3273770), (30, 2619016), (40, 1964262), (48, 1636885), (60, 1309508), (80, 982131), (120, 654754), (240, 327377), (443, 177360), (739, 106320), (886, 88680), (1329, 59120), (1478, 53160), (1772, 44340), (2215, 35472), (2217, 35440), (2658, 29560), (2956, 26580), (3544, 22170), (3695, 21264), (4430, 17736), (4434, 17720), (5316, 14780), (5912, 13290), (6645, 11824), (7088, 11085), (7390, 10632), (8860, 8868)]