17971320120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3217}}^1\times {\mathrm{3581}}^1$

素因数の和:6825

約数の個数: 128

約数和(自身を含む): 58095455040

約数和(自身を除く): 40124134920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 3217, 3581, 6434, 7162, 9651, 10743, 12868, 14324, 16085, 17905, 19302, 21486, 25736, 28648, 32170, 35810, 38604, 41821, 42972, 46553, 48255, 53715, 64340, 71620, 77208, 83642, 85944, 93106, 96510, 107430, 125463, 128680, 139659, 143240, 167284, 186212, 193020, 209105, 214860, 232765, 250926, 279318, 334568, 372424, 386040, 418210, 429720, 465530, 501852, 558636, 627315, 698295, 836420, 931060, 1003704, 1117272, 1254630, 1396590, 1672840, 1862120, 2509260, 2793180, 5018520, 5586360, 11520077, 23040154, 34560231, 46080308, 57600385, 69120462, 92160616, 115200770, 138240924, 149761001, 172801155, 230401540, 276481848, 299522002, 345602310, 449283003, 460803080, 599044004, 691204620, 748805005, 898566006, 1198088008, 1382409240, 1497610010, 1797132012, 2246415015, 2995220020, 3594264024, 4492830030, 5990440040, 8985660060, 17971320120]

約数ペア:

[(1, 17971320120), (2, 8985660060), (3, 5990440040), (4, 4492830030), (5, 3594264024), (6, 2995220020), (8, 2246415015), (10, 1797132012), (12, 1497610010), (13, 1382409240), (15, 1198088008), (20, 898566006), (24, 748805005), (26, 691204620), (30, 599044004), (39, 460803080), (40, 449283003), (52, 345602310), (60, 299522002), (65, 276481848), (78, 230401540), (104, 172801155), (120, 149761001), (130, 138240924), (156, 115200770), (195, 92160616), (260, 69120462), (312, 57600385), (390, 46080308), (520, 34560231), (780, 23040154), (1560, 11520077), (3217, 5586360), (3581, 5018520), (6434, 2793180), (7162, 2509260), (9651, 1862120), (10743, 1672840), (12868, 1396590), (14324, 1254630), (16085, 1117272), (17905, 1003704), (19302, 931060), (21486, 836420), (25736, 698295), (28648, 627315), (32170, 558636), (35810, 501852), (38604, 465530), (41821, 429720), (42972, 418210), (46553, 386040), (48255, 372424), (53715, 334568), (64340, 279318), (71620, 250926), (77208, 232765), (83642, 214860), (85944, 209105), (93106, 193020), (96510, 186212), (107430, 167284), (125463, 143240), (128680, 139659)]