189968784990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{199}}^1\times {\mathrm{448177}}^1$

素因数の和:448457

約数の個数: 64

約数和(自身を含む): 464670950400

約数和(自身を除く): 274702165410

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 71, 142, 199, 213, 355, 398, 426, 597, 710, 995, 1065, 1194, 1990, 2130, 2985, 5970, 14129, 28258, 42387, 70645, 84774, 141290, 211935, 423870, 448177, 896354, 1344531, 2240885, 2689062, 4481770, 6722655, 13445310, 31820567, 63641134, 89187223, 95461701, 159102835, 178374446, 190923402, 267561669, 318205670, 445936115, 477308505, 535123338, 891872230, 954617010, 1337808345, 2675616690, 6332292833, 12664585666, 18996878499, 31661464165, 37993756998, 63322928330, 94984392495, 189968784990]

約数ペア:

[(1, 189968784990), (2, 94984392495), (3, 63322928330), (5, 37993756998), (6, 31661464165), (10, 18996878499), (15, 12664585666), (30, 6332292833), (71, 2675616690), (142, 1337808345), (199, 954617010), (213, 891872230), (355, 535123338), (398, 477308505), (426, 445936115), (597, 318205670), (710, 267561669), (995, 190923402), (1065, 178374446), (1194, 159102835), (1990, 95461701), (2130, 89187223), (2985, 63641134), (5970, 31820567), (14129, 13445310), (28258, 6722655), (42387, 4481770), (70645, 2689062), (84774, 2240885), (141290, 1344531), (211935, 896354), (423870, 448177)]