257593680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{5039}}^1$

素因数の和:5129

約数の個数: 120

約数和(自身を含む): 877443840

約数和(自身を除く): 619850160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 71, 72, 80, 90, 120, 142, 144, 180, 213, 240, 284, 355, 360, 426, 568, 639, 710, 720, 852, 1065, 1136, 1278, 1420, 1704, 2130, 2556, 2840, 3195, 3408, 4260, 5039, 5112, 5680, 6390, 8520, 10078, 10224, 12780, 15117, 17040, 20156, 25195, 25560, 30234, 40312, 45351, 50390, 51120, 60468, 75585, 80624, 90702, 100780, 120936, 151170, 181404, 201560, 226755, 241872, 302340, 357769, 362808, 403120, 453510, 604680, 715538, 725616, 907020, 1073307, 1209360, 1431076, 1788845, 1814040, 2146614, 2862152, 3219921, 3577690, 3628080, 4293228, 5366535, 5724304, 6439842, 7155380, 8586456, 10733070, 12879684, 14310760, 16099605, 17172912, 21466140, 25759368, 28621520, 32199210, 42932280, 51518736, 64398420, 85864560, 128796840, 257593680]

約数ペア:

[(1, 257593680), (2, 128796840), (3, 85864560), (4, 64398420), (5, 51518736), (6, 42932280), (8, 32199210), (9, 28621520), (10, 25759368), (12, 21466140), (15, 17172912), (16, 16099605), (18, 14310760), (20, 12879684), (24, 10733070), (30, 8586456), (36, 7155380), (40, 6439842), (45, 5724304), (48, 5366535), (60, 4293228), (71, 3628080), (72, 3577690), (80, 3219921), (90, 2862152), (120, 2146614), (142, 1814040), (144, 1788845), (180, 1431076), (213, 1209360), (240, 1073307), (284, 907020), (355, 725616), (360, 715538), (426, 604680), (568, 453510), (639, 403120), (710, 362808), (720, 357769), (852, 302340), (1065, 241872), (1136, 226755), (1278, 201560), (1420, 181404), (1704, 151170), (2130, 120936), (2556, 100780), (2840, 90702), (3195, 80624), (3408, 75585), (4260, 60468), (5039, 51120), (5112, 50390), (5680, 45351), (6390, 40312), (8520, 30234), (10078, 25560), (10224, 25195), (12780, 20156), (15117, 17040)]