71715090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{1307}}^1$

素因数の和:1407

約数の個数: 64

約数和(自身を含む): 180817920

約数和(自身を除く): 109102830

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 59, 62, 93, 118, 155, 177, 186, 295, 310, 354, 465, 590, 885, 930, 1307, 1770, 1829, 2614, 3658, 3921, 5487, 6535, 7842, 9145, 10974, 13070, 18290, 19605, 27435, 39210, 40517, 54870, 77113, 81034, 121551, 154226, 202585, 231339, 243102, 385565, 405170, 462678, 607755, 771130, 1156695, 1215510, 2313390, 2390503, 4781006, 7171509, 11952515, 14343018, 23905030, 35857545, 71715090]

約数ペア:

[(1, 71715090), (2, 35857545), (3, 23905030), (5, 14343018), (6, 11952515), (10, 7171509), (15, 4781006), (30, 2390503), (31, 2313390), (59, 1215510), (62, 1156695), (93, 771130), (118, 607755), (155, 462678), (177, 405170), (186, 385565), (295, 243102), (310, 231339), (354, 202585), (465, 154226), (590, 121551), (885, 81034), (930, 77113), (1307, 54870), (1770, 40517), (1829, 39210), (2614, 27435), (3658, 19605), (3921, 18290), (5487, 13070), (6535, 10974), (7842, 9145)]