87655140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{281}}^1\times {\mathrm{1733}}^1$

素因数の和:2029

約数の個数: 72

約数和(自身を含む): 266987448

約数和(自身を除く): 179332308

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 281, 562, 843, 1124, 1405, 1686, 1733, 2529, 2810, 3372, 3466, 4215, 5058, 5199, 5620, 6932, 8430, 8665, 10116, 10398, 12645, 15597, 16860, 17330, 20796, 25290, 25995, 31194, 34660, 50580, 51990, 62388, 77985, 103980, 155970, 311940, 486973, 973946, 1460919, 1947892, 2434865, 2921838, 4382757, 4869730, 5843676, 7304595, 8765514, 9739460, 14609190, 17531028, 21913785, 29218380, 43827570, 87655140]

約数ペア:

[(1, 87655140), (2, 43827570), (3, 29218380), (4, 21913785), (5, 17531028), (6, 14609190), (9, 9739460), (10, 8765514), (12, 7304595), (15, 5843676), (18, 4869730), (20, 4382757), (30, 2921838), (36, 2434865), (45, 1947892), (60, 1460919), (90, 973946), (180, 486973), (281, 311940), (562, 155970), (843, 103980), (1124, 77985), (1405, 62388), (1686, 51990), (1733, 50580), (2529, 34660), (2810, 31194), (3372, 25995), (3466, 25290), (4215, 20796), (5058, 17330), (5199, 16860), (5620, 15597), (6932, 12645), (8430, 10398), (8665, 10116)]