145827760

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{499}}^1$

素因数の和:806

約数の個数: 80

約数和(自身を含む): 367164000

約数和(自身を除く): 221336240

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 281, 499, 520, 562, 998, 1040, 1124, 1405, 1996, 2248, 2495, 2810, 3653, 3992, 4496, 4990, 5620, 6487, 7306, 7984, 9980, 11240, 12974, 14612, 18265, 19960, 22480, 25948, 29224, 32435, 36530, 39920, 51896, 58448, 64870, 73060, 103792, 129740, 140219, 146120, 259480, 280438, 292240, 518960, 560876, 701095, 1121752, 1402190, 1822847, 2243504, 2804380, 3645694, 5608760, 7291388, 9114235, 11217520, 14582776, 18228470, 29165552, 36456940, 72913880, 145827760]

約数ペア:

[(1, 145827760), (2, 72913880), (4, 36456940), (5, 29165552), (8, 18228470), (10, 14582776), (13, 11217520), (16, 9114235), (20, 7291388), (26, 5608760), (40, 3645694), (52, 2804380), (65, 2243504), (80, 1822847), (104, 1402190), (130, 1121752), (208, 701095), (260, 560876), (281, 518960), (499, 292240), (520, 280438), (562, 259480), (998, 146120), (1040, 140219), (1124, 129740), (1405, 103792), (1996, 73060), (2248, 64870), (2495, 58448), (2810, 51896), (3653, 39920), (3992, 36530), (4496, 32435), (4990, 29224), (5620, 25948), (6487, 22480), (7306, 19960), (7984, 18265), (9980, 14612), (11240, 12974)]