12972570

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:120

約数の個数: 128

約数和(自身を含む): 36771840

約数和(自身を除く): 23799270

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 29, 30, 31, 37, 39, 58, 62, 65, 74, 78, 87, 93, 111, 130, 145, 155, 174, 185, 186, 195, 222, 290, 310, 370, 377, 390, 403, 435, 465, 481, 555, 754, 806, 870, 899, 930, 962, 1073, 1110, 1131, 1147, 1209, 1443, 1798, 1885, 2015, 2146, 2262, 2294, 2405, 2418, 2697, 2886, 3219, 3441, 3770, 4030, 4495, 4810, 5365, 5394, 5655, 5735, 6045, 6438, 6882, 7215, 8990, 10730, 11310, 11470, 11687, 12090, 13485, 13949, 14430, 14911, 16095, 17205, 23374, 26970, 27898, 29822, 32190, 33263, 34410, 35061, 41847, 44733, 58435, 66526, 69745, 70122, 74555, 83694, 89466, 99789, 116870, 139490, 149110, 166315, 175305, 199578, 209235, 223665, 332630, 350610, 418470, 432419, 447330, 498945, 864838, 997890, 1297257, 2162095, 2594514, 4324190, 6486285, 12972570]

約数ペア:

[(1, 12972570), (2, 6486285), (3, 4324190), (5, 2594514), (6, 2162095), (10, 1297257), (13, 997890), (15, 864838), (26, 498945), (29, 447330), (30, 432419), (31, 418470), (37, 350610), (39, 332630), (58, 223665), (62, 209235), (65, 199578), (74, 175305), (78, 166315), (87, 149110), (93, 139490), (111, 116870), (130, 99789), (145, 89466), (155, 83694), (174, 74555), (185, 70122), (186, 69745), (195, 66526), (222, 58435), (290, 44733), (310, 41847), (370, 35061), (377, 34410), (390, 33263), (403, 32190), (435, 29822), (465, 27898), (481, 26970), (555, 23374), (754, 17205), (806, 16095), (870, 14911), (899, 14430), (930, 13949), (962, 13485), (1073, 12090), (1110, 11687), (1131, 11470), (1147, 11310), (1209, 10730), (1443, 8990), (1798, 7215), (1885, 6882), (2015, 6438), (2146, 6045), (2262, 5735), (2294, 5655), (2405, 5394), (2418, 5365), (2697, 4810), (2886, 4495), (3219, 4030), (3441, 3770)]