189042780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{1193}}^1$

素因数の和:1363

約数の個数: 96

約数和(自身を含む): 561657600

約数和(自身を除く): 372614820

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 139, 190, 228, 278, 285, 380, 417, 556, 570, 695, 834, 1140, 1193, 1390, 1668, 2085, 2386, 2641, 2780, 3579, 4170, 4772, 5282, 5965, 7158, 7923, 8340, 10564, 11930, 13205, 14316, 15846, 17895, 22667, 23860, 26410, 31692, 35790, 39615, 45334, 52820, 68001, 71580, 79230, 90668, 113335, 136002, 158460, 165827, 226670, 272004, 331654, 340005, 453340, 497481, 663308, 680010, 829135, 994962, 1360020, 1658270, 1989924, 2487405, 3150713, 3316540, 4974810, 6301426, 9452139, 9949620, 12602852, 15753565, 18904278, 31507130, 37808556, 47260695, 63014260, 94521390, 189042780]

約数ペア:

[(1, 189042780), (2, 94521390), (3, 63014260), (4, 47260695), (5, 37808556), (6, 31507130), (10, 18904278), (12, 15753565), (15, 12602852), (19, 9949620), (20, 9452139), (30, 6301426), (38, 4974810), (57, 3316540), (60, 3150713), (76, 2487405), (95, 1989924), (114, 1658270), (139, 1360020), (190, 994962), (228, 829135), (278, 680010), (285, 663308), (380, 497481), (417, 453340), (556, 340005), (570, 331654), (695, 272004), (834, 226670), (1140, 165827), (1193, 158460), (1390, 136002), (1668, 113335), (2085, 90668), (2386, 79230), (2641, 71580), (2780, 68001), (3579, 52820), (4170, 45334), (4772, 39615), (5282, 35790), (5965, 31692), (7158, 26410), (7923, 23860), (8340, 22667), (10564, 17895), (11930, 15846), (13205, 14316)]