213411560

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{3517}}^1$

素因数の和:3606

約数の個数: 64

約数和(自身を含む): 505325520

約数和(自身を除く): 291913960

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 41, 74, 82, 148, 164, 185, 205, 296, 328, 370, 410, 740, 820, 1480, 1517, 1640, 3034, 3517, 6068, 7034, 7585, 12136, 14068, 15170, 17585, 28136, 30340, 35170, 60680, 70340, 130129, 140680, 144197, 260258, 288394, 520516, 576788, 650645, 720985, 1041032, 1153576, 1301290, 1441970, 2602580, 2883940, 5205160, 5335289, 5767880, 10670578, 21341156, 26676445, 42682312, 53352890, 106705780, 213411560]

約数ペア:

[(1, 213411560), (2, 106705780), (4, 53352890), (5, 42682312), (8, 26676445), (10, 21341156), (20, 10670578), (37, 5767880), (40, 5335289), (41, 5205160), (74, 2883940), (82, 2602580), (148, 1441970), (164, 1301290), (185, 1153576), (205, 1041032), (296, 720985), (328, 650645), (370, 576788), (410, 520516), (740, 288394), (820, 260258), (1480, 144197), (1517, 140680), (1640, 130129), (3034, 70340), (3517, 60680), (6068, 35170), (7034, 30340), (7585, 28136), (12136, 17585), (14068, 15170)]