61971660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{14969}}^1$

素因数の和:15007

約数の個数: 72

約数和(自身を含む): 196166880

約数和(自身を除く): 134195220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 2070, 4140, 14969, 29938, 44907, 59876, 74845, 89814, 134721, 149690, 179628, 224535, 269442, 299380, 344287, 449070, 538884, 673605, 688574, 898140, 1032861, 1347210, 1377148, 1721435, 2065722, 2694420, 3098583, 3442870, 4131444, 5164305, 6197166, 6885740, 10328610, 12394332, 15492915, 20657220, 30985830, 61971660]

約数ペア:

[(1, 61971660), (2, 30985830), (3, 20657220), (4, 15492915), (5, 12394332), (6, 10328610), (9, 6885740), (10, 6197166), (12, 5164305), (15, 4131444), (18, 3442870), (20, 3098583), (23, 2694420), (30, 2065722), (36, 1721435), (45, 1377148), (46, 1347210), (60, 1032861), (69, 898140), (90, 688574), (92, 673605), (115, 538884), (138, 449070), (180, 344287), (207, 299380), (230, 269442), (276, 224535), (345, 179628), (414, 149690), (460, 134721), (690, 89814), (828, 74845), (1035, 59876), (1380, 44907), (2070, 29938), (4140, 14969)]