640833564

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{64109}}^1$

素因数の和:64147

約数の個数: 72

約数和(自身を含む): 1841752080

約数和(自身を除く): 1200918516

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 49, 51, 68, 84, 98, 102, 119, 147, 196, 204, 238, 294, 357, 476, 588, 714, 833, 1428, 1666, 2499, 3332, 4998, 9996, 64109, 128218, 192327, 256436, 384654, 448763, 769308, 897526, 1089853, 1346289, 1795052, 2179706, 2692578, 3141341, 3269559, 4359412, 5385156, 6282682, 6539118, 7628971, 9424023, 12565364, 13078236, 15257942, 18848046, 22886913, 30515884, 37696092, 45773826, 53402797, 91547652, 106805594, 160208391, 213611188, 320416782, 640833564]

約数ペア:

[(1, 640833564), (2, 320416782), (3, 213611188), (4, 160208391), (6, 106805594), (7, 91547652), (12, 53402797), (14, 45773826), (17, 37696092), (21, 30515884), (28, 22886913), (34, 18848046), (42, 15257942), (49, 13078236), (51, 12565364), (68, 9424023), (84, 7628971), (98, 6539118), (102, 6282682), (119, 5385156), (147, 4359412), (196, 3269559), (204, 3141341), (238, 2692578), (294, 2179706), (357, 1795052), (476, 1346289), (588, 1089853), (714, 897526), (833, 769308), (1428, 448763), (1666, 384654), (2499, 256436), (3332, 192327), (4998, 128218), (9996, 64109)]