207221820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{9161}}^1$

素因数の和:9215

約数の個数: 96

約数和(自身を含む): 646470720

約数和(自身を除く): 439248900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 29, 30, 39, 52, 58, 60, 65, 78, 87, 116, 130, 145, 156, 174, 195, 260, 290, 348, 377, 390, 435, 580, 754, 780, 870, 1131, 1508, 1740, 1885, 2262, 3770, 4524, 5655, 7540, 9161, 11310, 18322, 22620, 27483, 36644, 45805, 54966, 91610, 109932, 119093, 137415, 183220, 238186, 265669, 274830, 357279, 476372, 531338, 549660, 595465, 714558, 797007, 1062676, 1190930, 1328345, 1429116, 1594014, 1786395, 2381860, 2656690, 3188028, 3453697, 3572790, 3985035, 5313380, 6907394, 7145580, 7970070, 10361091, 13814788, 15940140, 17268485, 20722182, 34536970, 41444364, 51805455, 69073940, 103610910, 207221820]

約数ペア:

[(1, 207221820), (2, 103610910), (3, 69073940), (4, 51805455), (5, 41444364), (6, 34536970), (10, 20722182), (12, 17268485), (13, 15940140), (15, 13814788), (20, 10361091), (26, 7970070), (29, 7145580), (30, 6907394), (39, 5313380), (52, 3985035), (58, 3572790), (60, 3453697), (65, 3188028), (78, 2656690), (87, 2381860), (116, 1786395), (130, 1594014), (145, 1429116), (156, 1328345), (174, 1190930), (195, 1062676), (260, 797007), (290, 714558), (348, 595465), (377, 549660), (390, 531338), (435, 476372), (580, 357279), (754, 274830), (780, 265669), (870, 238186), (1131, 183220), (1508, 137415), (1740, 119093), (1885, 109932), (2262, 91610), (3770, 54966), (4524, 45805), (5655, 36644), (7540, 27483), (9161, 22620), (11310, 18322)]