81891566496

素因数分解:

$2^5\times 3^2\times {\mathrm{10211}}^1\times {\mathrm{27847}}^1$

素因数の和:38074

約数の個数: 72

約数和(自身を含む): 232910312544

約数和(自身を除く): 151018746048

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 10211, 20422, 27847, 30633, 40844, 55694, 61266, 81688, 83541, 91899, 111388, 122532, 163376, 167082, 183798, 222776, 245064, 250623, 326752, 334164, 367596, 445552, 490128, 501246, 668328, 735192, 891104, 980256, 1002492, 1336656, 1470384, 2004984, 2673312, 2940768, 4009968, 8019936, 284345717, 568691434, 853037151, 1137382868, 1706074302, 2274765736, 2559111453, 3412148604, 4549531472, 5118222906, 6824297208, 9099062944, 10236445812, 13648594416, 20472891624, 27297188832, 40945783248, 81891566496]

約数ペア:

[(1, 81891566496), (2, 40945783248), (3, 27297188832), (4, 20472891624), (6, 13648594416), (8, 10236445812), (9, 9099062944), (12, 6824297208), (16, 5118222906), (18, 4549531472), (24, 3412148604), (32, 2559111453), (36, 2274765736), (48, 1706074302), (72, 1137382868), (96, 853037151), (144, 568691434), (288, 284345717), (10211, 8019936), (20422, 4009968), (27847, 2940768), (30633, 2673312), (40844, 2004984), (55694, 1470384), (61266, 1336656), (81688, 1002492), (83541, 980256), (91899, 891104), (111388, 735192), (122532, 668328), (163376, 501246), (167082, 490128), (183798, 445552), (222776, 367596), (245064, 334164), (250623, 326752)]