221271180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{9151}}^1$

素因数の和:9207

約数の個数: 96

約数和(自身を含む): 688816128

約数和(自身を除く): 467544948

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 31, 39, 52, 60, 62, 65, 78, 93, 124, 130, 155, 156, 186, 195, 260, 310, 372, 390, 403, 465, 620, 780, 806, 930, 1209, 1612, 1860, 2015, 2418, 4030, 4836, 6045, 8060, 9151, 12090, 18302, 24180, 27453, 36604, 45755, 54906, 91510, 109812, 118963, 137265, 183020, 237926, 274530, 283681, 356889, 475852, 549060, 567362, 594815, 713778, 851043, 1134724, 1189630, 1418405, 1427556, 1702086, 1784445, 2379260, 2836810, 3404172, 3568890, 3687853, 4255215, 5673620, 7137780, 7375706, 8510430, 11063559, 14751412, 17020860, 18439265, 22127118, 36878530, 44254236, 55317795, 73757060, 110635590, 221271180]

約数ペア:

[(1, 221271180), (2, 110635590), (3, 73757060), (4, 55317795), (5, 44254236), (6, 36878530), (10, 22127118), (12, 18439265), (13, 17020860), (15, 14751412), (20, 11063559), (26, 8510430), (30, 7375706), (31, 7137780), (39, 5673620), (52, 4255215), (60, 3687853), (62, 3568890), (65, 3404172), (78, 2836810), (93, 2379260), (124, 1784445), (130, 1702086), (155, 1427556), (156, 1418405), (186, 1189630), (195, 1134724), (260, 851043), (310, 713778), (372, 594815), (390, 567362), (403, 549060), (465, 475852), (620, 356889), (780, 283681), (806, 274530), (930, 237926), (1209, 183020), (1612, 137265), (1860, 118963), (2015, 109812), (2418, 91510), (4030, 54906), (4836, 45755), (6045, 36604), (8060, 27453), (9151, 24180), (12090, 18302)]