161315220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{233}}^1\times {\mathrm{1049}}^1$

素因数の和:1305

約数の個数: 96

約数和(自身を含む): 495331200

約数和(自身を除く): 334015980

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 233, 330, 466, 660, 699, 932, 1049, 1165, 1398, 2098, 2330, 2563, 2796, 3147, 3495, 4196, 4660, 5126, 5245, 6294, 6990, 7689, 10252, 10490, 11539, 12588, 12815, 13980, 15378, 15735, 20980, 23078, 25630, 30756, 31470, 34617, 38445, 46156, 51260, 57695, 62940, 69234, 76890, 115390, 138468, 153780, 173085, 230780, 244417, 346170, 488834, 692340, 733251, 977668, 1222085, 1466502, 2444170, 2688587, 2933004, 3666255, 4888340, 5377174, 7332510, 8065761, 10754348, 13442935, 14665020, 16131522, 26885870, 32263044, 40328805, 53771740, 80657610, 161315220]

約数ペア:

[(1, 161315220), (2, 80657610), (3, 53771740), (4, 40328805), (5, 32263044), (6, 26885870), (10, 16131522), (11, 14665020), (12, 13442935), (15, 10754348), (20, 8065761), (22, 7332510), (30, 5377174), (33, 4888340), (44, 3666255), (55, 2933004), (60, 2688587), (66, 2444170), (110, 1466502), (132, 1222085), (165, 977668), (220, 733251), (233, 692340), (330, 488834), (466, 346170), (660, 244417), (699, 230780), (932, 173085), (1049, 153780), (1165, 138468), (1398, 115390), (2098, 76890), (2330, 69234), (2563, 62940), (2796, 57695), (3147, 51260), (3495, 46156), (4196, 38445), (4660, 34617), (5126, 31470), (5245, 30756), (6294, 25630), (6990, 23078), (7689, 20980), (10252, 15735), (10490, 15378), (11539, 13980), (12588, 12815)]