42602680

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:149

約数の個数: 128

約数和(自身を含む): 109486080

約数和(自身を除く): 66883400

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 31, 34, 40, 43, 47, 62, 68, 85, 86, 94, 124, 136, 155, 170, 172, 188, 215, 235, 248, 310, 340, 344, 376, 430, 470, 527, 620, 680, 731, 799, 860, 940, 1054, 1240, 1333, 1457, 1462, 1598, 1720, 1880, 2021, 2108, 2635, 2666, 2914, 2924, 3196, 3655, 3995, 4042, 4216, 5270, 5332, 5828, 5848, 6392, 6665, 7285, 7310, 7990, 8084, 10105, 10540, 10664, 11656, 13330, 14570, 14620, 15980, 16168, 20210, 21080, 22661, 24769, 26660, 29140, 29240, 31960, 34357, 40420, 45322, 49538, 53320, 58280, 62651, 68714, 80840, 90644, 99076, 113305, 123845, 125302, 137428, 171785, 181288, 198152, 226610, 247690, 250604, 274856, 313255, 343570, 453220, 495380, 501208, 626510, 687140, 906440, 990760, 1065067, 1253020, 1374280, 2130134, 2506040, 4260268, 5325335, 8520536, 10650670, 21301340, 42602680]

約数ペア:

[(1, 42602680), (2, 21301340), (4, 10650670), (5, 8520536), (8, 5325335), (10, 4260268), (17, 2506040), (20, 2130134), (31, 1374280), (34, 1253020), (40, 1065067), (43, 990760), (47, 906440), (62, 687140), (68, 626510), (85, 501208), (86, 495380), (94, 453220), (124, 343570), (136, 313255), (155, 274856), (170, 250604), (172, 247690), (188, 226610), (215, 198152), (235, 181288), (248, 171785), (310, 137428), (340, 125302), (344, 123845), (376, 113305), (430, 99076), (470, 90644), (527, 80840), (620, 68714), (680, 62651), (731, 58280), (799, 53320), (860, 49538), (940, 45322), (1054, 40420), (1240, 34357), (1333, 31960), (1457, 29240), (1462, 29140), (1598, 26660), (1720, 24769), (1880, 22661), (2021, 21080), (2108, 20210), (2635, 16168), (2666, 15980), (2914, 14620), (2924, 14570), (3196, 13330), (3655, 11656), (3995, 10664), (4042, 10540), (4216, 10105), (5270, 8084), (5332, 7990), (5828, 7310), (5848, 7285), (6392, 6665)]