286179920

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{233}}^1\times {\mathrm{1181}}^1$

素因数の和:1440

約数の個数: 80

約数和(自身を含む): 720235152

約数和(自身を除く): 434055232

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 233, 260, 466, 520, 932, 1040, 1165, 1181, 1864, 2330, 2362, 3029, 3728, 4660, 4724, 5905, 6058, 9320, 9448, 11810, 12116, 15145, 15353, 18640, 18896, 23620, 24232, 30290, 30706, 47240, 48464, 60580, 61412, 76765, 94480, 121160, 122824, 153530, 242320, 245648, 275173, 307060, 550346, 614120, 1100692, 1228240, 1375865, 2201384, 2751730, 3577249, 4402768, 5503460, 7154498, 11006920, 14308996, 17886245, 22013840, 28617992, 35772490, 57235984, 71544980, 143089960, 286179920]

約数ペア:

[(1, 286179920), (2, 143089960), (4, 71544980), (5, 57235984), (8, 35772490), (10, 28617992), (13, 22013840), (16, 17886245), (20, 14308996), (26, 11006920), (40, 7154498), (52, 5503460), (65, 4402768), (80, 3577249), (104, 2751730), (130, 2201384), (208, 1375865), (233, 1228240), (260, 1100692), (466, 614120), (520, 550346), (932, 307060), (1040, 275173), (1165, 245648), (1181, 242320), (1864, 153530), (2330, 122824), (2362, 121160), (3029, 94480), (3728, 76765), (4660, 61412), (4724, 60580), (5905, 48464), (6058, 47240), (9320, 30706), (9448, 30290), (11810, 24232), (12116, 23620), (15145, 18896), (15353, 18640)]