189237620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{521}}^1$

素因数の和:681

約数の個数: 96

約数和(自身を含む): 471453696

約数和(自身を除く): 282216076

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 127, 130, 143, 220, 254, 260, 286, 508, 521, 572, 635, 715, 1042, 1270, 1397, 1430, 1651, 2084, 2540, 2605, 2794, 2860, 3302, 5210, 5588, 5731, 6604, 6773, 6985, 8255, 10420, 11462, 13546, 13970, 16510, 18161, 22924, 27092, 27940, 28655, 33020, 33865, 36322, 57310, 66167, 67730, 72644, 74503, 90805, 114620, 132334, 135460, 149006, 181610, 264668, 298012, 330835, 363220, 372515, 661670, 727837, 745030, 860171, 1323340, 1455674, 1490060, 1720342, 2911348, 3440684, 3639185, 4300855, 7278370, 8601710, 9461881, 14556740, 17203420, 18923762, 37847524, 47309405, 94618810, 189237620]

約数ペア:

[(1, 189237620), (2, 94618810), (4, 47309405), (5, 37847524), (10, 18923762), (11, 17203420), (13, 14556740), (20, 9461881), (22, 8601710), (26, 7278370), (44, 4300855), (52, 3639185), (55, 3440684), (65, 2911348), (110, 1720342), (127, 1490060), (130, 1455674), (143, 1323340), (220, 860171), (254, 745030), (260, 727837), (286, 661670), (508, 372515), (521, 363220), (572, 330835), (635, 298012), (715, 264668), (1042, 181610), (1270, 149006), (1397, 135460), (1430, 132334), (1651, 114620), (2084, 90805), (2540, 74503), (2605, 72644), (2794, 67730), (2860, 66167), (3302, 57310), (5210, 36322), (5588, 33865), (5731, 33020), (6604, 28655), (6773, 27940), (6985, 27092), (8255, 22924), (10420, 18161), (11462, 16510), (13546, 13970)]