68995320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{491}}^1\times {\mathrm{1171}}^1$

素因数の和:1676

約数の個数: 64

約数和(自身を含む): 207584640

約数和(自身を除く): 138589320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 491, 982, 1171, 1473, 1964, 2342, 2455, 2946, 3513, 3928, 4684, 4910, 5855, 5892, 7026, 7365, 9368, 9820, 11710, 11784, 14052, 14730, 17565, 19640, 23420, 28104, 29460, 35130, 46840, 58920, 70260, 140520, 574961, 1149922, 1724883, 2299844, 2874805, 3449766, 4599688, 5749610, 6899532, 8624415, 11499220, 13799064, 17248830, 22998440, 34497660, 68995320]

約数ペア:

[(1, 68995320), (2, 34497660), (3, 22998440), (4, 17248830), (5, 13799064), (6, 11499220), (8, 8624415), (10, 6899532), (12, 5749610), (15, 4599688), (20, 3449766), (24, 2874805), (30, 2299844), (40, 1724883), (60, 1149922), (120, 574961), (491, 140520), (982, 70260), (1171, 58920), (1473, 46840), (1964, 35130), (2342, 29460), (2455, 28104), (2946, 23420), (3513, 19640), (3928, 17565), (4684, 14730), (4910, 14052), (5855, 11784), (5892, 11710), (7026, 9820), (7365, 9368)]