78911490

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{613}}^2$

素因数の和:1243

約数の個数: 48

約数和(自身を含む): 216796608

約数和(自身を除く): 137885118

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 613, 1226, 1839, 3065, 3678, 4291, 6130, 8582, 9195, 12873, 18390, 21455, 25746, 42910, 64365, 128730, 375769, 751538, 1127307, 1878845, 2254614, 2630383, 3757690, 5260766, 5636535, 7891149, 11273070, 13151915, 15782298, 26303830, 39455745, 78911490]

約数ペア:

[(1, 78911490), (2, 39455745), (3, 26303830), (5, 15782298), (6, 13151915), (7, 11273070), (10, 7891149), (14, 5636535), (15, 5260766), (21, 3757690), (30, 2630383), (35, 2254614), (42, 1878845), (70, 1127307), (105, 751538), (210, 375769), (613, 128730), (1226, 64365), (1839, 42910), (3065, 25746), (3678, 21455), (4291, 18390), (6130, 12873), (8582, 9195)]