247888974320

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4129}}^1\times {\mathrm{57727}}^1$

素因数の和:61882

約数の個数: 80

約数和(自身を含む): 620836930560

約数和(自身を除く): 372947956240

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 4129, 8258, 16516, 20645, 33032, 41290, 53677, 57727, 66064, 82580, 107354, 115454, 165160, 214708, 230908, 268385, 288635, 330320, 429416, 461816, 536770, 577270, 750451, 858832, 923632, 1073540, 1154540, 1500902, 2147080, 2309080, 3001804, 3752255, 4294160, 4618160, 6003608, 7504510, 12007216, 15009020, 30018040, 60036080, 238354783, 476709566, 953419132, 1191773915, 1906838264, 2383547830, 3098612179, 3813676528, 4767095660, 6197224358, 9534191320, 12394448716, 15493060895, 19068382640, 24788897432, 30986121790, 49577794864, 61972243580, 123944487160, 247888974320]

約数ペア:

[(1, 247888974320), (2, 123944487160), (4, 61972243580), (5, 49577794864), (8, 30986121790), (10, 24788897432), (13, 19068382640), (16, 15493060895), (20, 12394448716), (26, 9534191320), (40, 6197224358), (52, 4767095660), (65, 3813676528), (80, 3098612179), (104, 2383547830), (130, 1906838264), (208, 1191773915), (260, 953419132), (520, 476709566), (1040, 238354783), (4129, 60036080), (8258, 30018040), (16516, 15009020), (20645, 12007216), (33032, 7504510), (41290, 6003608), (53677, 4618160), (57727, 4294160), (66064, 3752255), (82580, 3001804), (107354, 2309080), (115454, 2147080), (165160, 1500902), (214708, 1154540), (230908, 1073540), (268385, 923632), (288635, 858832), (330320, 750451), (429416, 577270), (461816, 536770)]