68502180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{281}}^1$

素因数の和:549

約数の個数: 96

約数和(自身を含む): 204664320

約数和(自身を除く): 136162140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 239, 255, 281, 340, 478, 510, 562, 717, 843, 956, 1020, 1124, 1195, 1405, 1434, 1686, 2390, 2810, 2868, 3372, 3585, 4063, 4215, 4777, 4780, 5620, 7170, 8126, 8430, 9554, 12189, 14331, 14340, 16252, 16860, 19108, 20315, 23885, 24378, 28662, 40630, 47770, 48756, 57324, 60945, 67159, 71655, 81260, 95540, 121890, 134318, 143310, 201477, 243780, 268636, 286620, 335795, 402954, 671590, 805908, 1007385, 1141703, 1343180, 2014770, 2283406, 3425109, 4029540, 4566812, 5708515, 6850218, 11417030, 13700436, 17125545, 22834060, 34251090, 68502180]

約数ペア:

[(1, 68502180), (2, 34251090), (3, 22834060), (4, 17125545), (5, 13700436), (6, 11417030), (10, 6850218), (12, 5708515), (15, 4566812), (17, 4029540), (20, 3425109), (30, 2283406), (34, 2014770), (51, 1343180), (60, 1141703), (68, 1007385), (85, 805908), (102, 671590), (170, 402954), (204, 335795), (239, 286620), (255, 268636), (281, 243780), (340, 201477), (478, 143310), (510, 134318), (562, 121890), (717, 95540), (843, 81260), (956, 71655), (1020, 67159), (1124, 60945), (1195, 57324), (1405, 48756), (1434, 47770), (1686, 40630), (2390, 28662), (2810, 24378), (2868, 23885), (3372, 20315), (3585, 19108), (4063, 16860), (4215, 16252), (4777, 14340), (4780, 14331), (5620, 12189), (7170, 9554), (8126, 8430)]