21350160

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2281}}^1$

素因数の和:2313

約数の個数: 120

約数和(自身を含む): 77250264

約数和(自身を除く): 55900104

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 104, 117, 120, 130, 144, 156, 180, 195, 208, 234, 240, 260, 312, 360, 390, 468, 520, 585, 624, 720, 780, 936, 1040, 1170, 1560, 1872, 2281, 2340, 3120, 4562, 4680, 6843, 9124, 9360, 11405, 13686, 18248, 20529, 22810, 27372, 29653, 34215, 36496, 41058, 45620, 54744, 59306, 68430, 82116, 88959, 91240, 102645, 109488, 118612, 136860, 148265, 164232, 177918, 182480, 205290, 237224, 266877, 273720, 296530, 328464, 355836, 410580, 444795, 474448, 533754, 547440, 593060, 711672, 821160, 889590, 1067508, 1186120, 1334385, 1423344, 1642320, 1779180, 2135016, 2372240, 2668770, 3558360, 4270032, 5337540, 7116720, 10675080, 21350160]

約数ペア:

[(1, 21350160), (2, 10675080), (3, 7116720), (4, 5337540), (5, 4270032), (6, 3558360), (8, 2668770), (9, 2372240), (10, 2135016), (12, 1779180), (13, 1642320), (15, 1423344), (16, 1334385), (18, 1186120), (20, 1067508), (24, 889590), (26, 821160), (30, 711672), (36, 593060), (39, 547440), (40, 533754), (45, 474448), (48, 444795), (52, 410580), (60, 355836), (65, 328464), (72, 296530), (78, 273720), (80, 266877), (90, 237224), (104, 205290), (117, 182480), (120, 177918), (130, 164232), (144, 148265), (156, 136860), (180, 118612), (195, 109488), (208, 102645), (234, 91240), (240, 88959), (260, 82116), (312, 68430), (360, 59306), (390, 54744), (468, 45620), (520, 41058), (585, 36496), (624, 34215), (720, 29653), (780, 27372), (936, 22810), (1040, 20529), (1170, 18248), (1560, 13686), (1872, 11405), (2281, 9360), (2340, 9124), (3120, 6843), (4562, 4680)]