209530830

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{2753}}^1$

素因数の和:2865

約数の個数: 64

約数和(自身を含む): 523480320

約数和(自身を除く): 313949490

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 59, 86, 118, 129, 177, 215, 258, 295, 354, 430, 590, 645, 885, 1290, 1770, 2537, 2753, 5074, 5506, 7611, 8259, 12685, 13765, 15222, 16518, 25370, 27530, 38055, 41295, 76110, 82590, 118379, 162427, 236758, 324854, 355137, 487281, 591895, 710274, 812135, 974562, 1183790, 1624270, 1775685, 2436405, 3551370, 4872810, 6984361, 13968722, 20953083, 34921805, 41906166, 69843610, 104765415, 209530830]

約数ペア:

[(1, 209530830), (2, 104765415), (3, 69843610), (5, 41906166), (6, 34921805), (10, 20953083), (15, 13968722), (30, 6984361), (43, 4872810), (59, 3551370), (86, 2436405), (118, 1775685), (129, 1624270), (177, 1183790), (215, 974562), (258, 812135), (295, 710274), (354, 591895), (430, 487281), (590, 355137), (645, 324854), (885, 236758), (1290, 162427), (1770, 118379), (2537, 82590), (2753, 76110), (5074, 41295), (5506, 38055), (7611, 27530), (8259, 25370), (12685, 16518), (13765, 15222)]