90408060

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{8513}}^1$

素因数の和:8587

約数の個数: 72

約数和(自身を含む): 278918640

約数和(自身を除く): 188510580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 59, 60, 90, 118, 177, 180, 236, 295, 354, 531, 590, 708, 885, 1062, 1180, 1770, 2124, 2655, 3540, 5310, 8513, 10620, 17026, 25539, 34052, 42565, 51078, 76617, 85130, 102156, 127695, 153234, 170260, 255390, 306468, 383085, 502267, 510780, 766170, 1004534, 1506801, 1532340, 2009068, 2511335, 3013602, 4520403, 5022670, 6027204, 7534005, 9040806, 10045340, 15068010, 18081612, 22602015, 30136020, 45204030, 90408060]

約数ペア:

[(1, 90408060), (2, 45204030), (3, 30136020), (4, 22602015), (5, 18081612), (6, 15068010), (9, 10045340), (10, 9040806), (12, 7534005), (15, 6027204), (18, 5022670), (20, 4520403), (30, 3013602), (36, 2511335), (45, 2009068), (59, 1532340), (60, 1506801), (90, 1004534), (118, 766170), (177, 510780), (180, 502267), (236, 383085), (295, 306468), (354, 255390), (531, 170260), (590, 153234), (708, 127695), (885, 102156), (1062, 85130), (1180, 76617), (1770, 51078), (2124, 42565), (2655, 34052), (3540, 25539), (5310, 17026), (8513, 10620)]