15666890980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{691}}^1$

素因数の和:870

約数の個数: 192

約数和(自身を含む): 38280775680

約数和(自身を除く): 22613884700

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 29, 31, 52, 58, 62, 65, 97, 116, 124, 130, 145, 155, 194, 260, 290, 310, 377, 388, 403, 485, 580, 620, 691, 754, 806, 899, 970, 1261, 1382, 1508, 1612, 1798, 1885, 1940, 2015, 2522, 2764, 2813, 3007, 3455, 3596, 3770, 4030, 4495, 5044, 5626, 6014, 6305, 6910, 7540, 8060, 8983, 8990, 11252, 11687, 12028, 12610, 13820, 14065, 15035, 17966, 17980, 20039, 21421, 23374, 25220, 28130, 30070, 35932, 36569, 39091, 40078, 42842, 44915, 46748, 56260, 58435, 60140, 67027, 73138, 78182, 80156, 85684, 87203, 89830, 100195, 107105, 116870, 134054, 146276, 156364, 174406, 179660, 182845, 195455, 200390, 214210, 233740, 260507, 268108, 278473, 335135, 348812, 365690, 390910, 400780, 428420, 436015, 521014, 556946, 621209, 670270, 731380, 781820, 871351, 872030, 1042028, 1113892, 1133639, 1242418, 1302535, 1340540, 1392365, 1742702, 1744060, 1943783, 2077837, 2267278, 2484836, 2605070, 2784730, 3106045, 3485404, 3887566, 4155674, 4356755, 4534556, 5210140, 5569460, 5668195, 6212090, 7775132, 8075717, 8311348, 8713510, 9718915, 10389185, 11336390, 12424180, 16151434, 17427020, 19437830, 20778370, 22672780, 25269179, 27011881, 32302868, 38875660, 40378585, 41556740, 50538358, 54023762, 60257273, 80757170, 101076716, 108047524, 120514546, 126345895, 135059405, 161514340, 241029092, 252691790, 270118810, 301286365, 505383580, 540237620, 602572730, 783344549, 1205145460, 1566689098, 3133378196, 3916722745, 7833445490, 15666890980]

約数ペア:

[(1, 15666890980), (2, 7833445490), (4, 3916722745), (5, 3133378196), (10, 1566689098), (13, 1205145460), (20, 783344549), (26, 602572730), (29, 540237620), (31, 505383580), (52, 301286365), (58, 270118810), (62, 252691790), (65, 241029092), (97, 161514340), (116, 135059405), (124, 126345895), (130, 120514546), (145, 108047524), (155, 101076716), (194, 80757170), (260, 60257273), (290, 54023762), (310, 50538358), (377, 41556740), (388, 40378585), (403, 38875660), (485, 32302868), (580, 27011881), (620, 25269179), (691, 22672780), (754, 20778370), (806, 19437830), (899, 17427020), (970, 16151434), (1261, 12424180), (1382, 11336390), (1508, 10389185), (1612, 9718915), (1798, 8713510), (1885, 8311348), (1940, 8075717), (2015, 7775132), (2522, 6212090), (2764, 5668195), (2813, 5569460), (3007, 5210140), (3455, 4534556), (3596, 4356755), (3770, 4155674), (4030, 3887566), (4495, 3485404), (5044, 3106045), (5626, 2784730), (6014, 2605070), (6305, 2484836), (6910, 2267278), (7540, 2077837), (8060, 1943783), (8983, 1744060), (8990, 1742702), (11252, 1392365), (11687, 1340540), (12028, 1302535), (12610, 1242418), (13820, 1133639), (14065, 1113892), (15035, 1042028), (17966, 872030), (17980, 871351), (20039, 781820), (21421, 731380), (23374, 670270), (25220, 621209), (28130, 556946), (30070, 521014), (35932, 436015), (36569, 428420), (39091, 400780), (40078, 390910), (42842, 365690), (44915, 348812), (46748, 335135), (56260, 278473), (58435, 268108), (60140, 260507), (67027, 233740), (73138, 214210), (78182, 200390), (80156, 195455), (85684, 182845), (87203, 179660), (89830, 174406), (100195, 156364), (107105, 146276), (116870, 134054)]