716380

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1$

素因数の和:83

約数の個数: 72

約数和(自身を含む): 1896048

約数和(自身を除く): 1179668

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 43, 49, 68, 70, 85, 86, 98, 119, 140, 170, 172, 196, 215, 238, 245, 301, 340, 430, 476, 490, 595, 602, 731, 833, 860, 980, 1190, 1204, 1462, 1505, 1666, 2107, 2380, 2924, 3010, 3332, 3655, 4165, 4214, 5117, 6020, 7310, 8330, 8428, 10234, 10535, 14620, 16660, 20468, 21070, 25585, 35819, 42140, 51170, 71638, 102340, 143276, 179095, 358190, 716380]

約数ペア:

[(1, 716380), (2, 358190), (4, 179095), (5, 143276), (7, 102340), (10, 71638), (14, 51170), (17, 42140), (20, 35819), (28, 25585), (34, 21070), (35, 20468), (43, 16660), (49, 14620), (68, 10535), (70, 10234), (85, 8428), (86, 8330), (98, 7310), (119, 6020), (140, 5117), (170, 4214), (172, 4165), (196, 3655), (215, 3332), (238, 3010), (245, 2924), (301, 2380), (340, 2107), (430, 1666), (476, 1505), (490, 1462), (595, 1204), (602, 1190), (731, 980), (833, 860)]