280804710

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1\times {\mathrm{1087}}^1$

素因数の和:1285

約数の個数: 64

約数和(自身を含む): 689356800

約数和(自身を除く): 408552090

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 79, 109, 158, 218, 237, 327, 395, 474, 545, 654, 790, 1087, 1090, 1185, 1635, 2174, 2370, 3261, 3270, 5435, 6522, 8611, 10870, 16305, 17222, 25833, 32610, 43055, 51666, 85873, 86110, 118483, 129165, 171746, 236966, 257619, 258330, 355449, 429365, 515238, 592415, 710898, 858730, 1184830, 1288095, 1777245, 2576190, 3554490, 9360157, 18720314, 28080471, 46800785, 56160942, 93601570, 140402355, 280804710]

約数ペア:

[(1, 280804710), (2, 140402355), (3, 93601570), (5, 56160942), (6, 46800785), (10, 28080471), (15, 18720314), (30, 9360157), (79, 3554490), (109, 2576190), (158, 1777245), (218, 1288095), (237, 1184830), (327, 858730), (395, 710898), (474, 592415), (545, 515238), (654, 429365), (790, 355449), (1087, 258330), (1090, 257619), (1185, 236966), (1635, 171746), (2174, 129165), (2370, 118483), (3261, 86110), (3270, 85873), (5435, 51666), (6522, 43055), (8611, 32610), (10870, 25833), (16305, 17222)]