161247492

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{20641}}^1$

素因数の和:20689

約数の個数: 72

約数和(自身を含む): 480876032

約数和(自身を除く): 319628540

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 31, 36, 42, 62, 63, 84, 93, 124, 126, 186, 217, 252, 279, 372, 434, 558, 651, 868, 1116, 1302, 1953, 2604, 3906, 7812, 20641, 41282, 61923, 82564, 123846, 144487, 185769, 247692, 288974, 371538, 433461, 577948, 639871, 743076, 866922, 1279742, 1300383, 1733844, 1919613, 2559484, 2600766, 3839226, 4479097, 5201532, 5758839, 7678452, 8958194, 11517678, 13437291, 17916388, 23035356, 26874582, 40311873, 53749164, 80623746, 161247492]

約数ペア:

[(1, 161247492), (2, 80623746), (3, 53749164), (4, 40311873), (6, 26874582), (7, 23035356), (9, 17916388), (12, 13437291), (14, 11517678), (18, 8958194), (21, 7678452), (28, 5758839), (31, 5201532), (36, 4479097), (42, 3839226), (62, 2600766), (63, 2559484), (84, 1919613), (93, 1733844), (124, 1300383), (126, 1279742), (186, 866922), (217, 743076), (252, 639871), (279, 577948), (372, 433461), (434, 371538), (558, 288974), (651, 247692), (868, 185769), (1116, 144487), (1302, 123846), (1953, 82564), (2604, 61923), (3906, 41282), (7812, 20641)]