210798760

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{3617}}^1$

素因数の和:3706

約数の個数: 64

約数和(自身を含む): 500152320

約数和(自身を除く): 289353560

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 47, 62, 94, 124, 155, 188, 235, 248, 310, 376, 470, 620, 940, 1240, 1457, 1880, 2914, 3617, 5828, 7234, 7285, 11656, 14468, 14570, 18085, 28936, 29140, 36170, 58280, 72340, 112127, 144680, 169999, 224254, 339998, 448508, 560635, 679996, 849995, 897016, 1121270, 1359992, 1699990, 2242540, 3399980, 4485080, 5269969, 6799960, 10539938, 21079876, 26349845, 42159752, 52699690, 105399380, 210798760]

約数ペア:

[(1, 210798760), (2, 105399380), (4, 52699690), (5, 42159752), (8, 26349845), (10, 21079876), (20, 10539938), (31, 6799960), (40, 5269969), (47, 4485080), (62, 3399980), (94, 2242540), (124, 1699990), (155, 1359992), (188, 1121270), (235, 897016), (248, 849995), (310, 679996), (376, 560635), (470, 448508), (620, 339998), (940, 224254), (1240, 169999), (1457, 144680), (1880, 112127), (2914, 72340), (3617, 58280), (5828, 36170), (7234, 29140), (7285, 28936), (11656, 18085), (14468, 14570)]