81949740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{44059}}^1$

素因数の和:44102

約数の個数: 48

約数和(自身を含む): 236866560

約数和(自身を除く): 154916820

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1860, 44059, 88118, 132177, 176236, 220295, 264354, 440590, 528708, 660885, 881180, 1321770, 1365829, 2643540, 2731658, 4097487, 5463316, 6829145, 8194974, 13658290, 16389948, 20487435, 27316580, 40974870, 81949740]

約数ペア:

[(1, 81949740), (2, 40974870), (3, 27316580), (4, 20487435), (5, 16389948), (6, 13658290), (10, 8194974), (12, 6829145), (15, 5463316), (20, 4097487), (30, 2731658), (31, 2643540), (60, 1365829), (62, 1321770), (93, 881180), (124, 660885), (155, 528708), (186, 440590), (310, 264354), (372, 220295), (465, 176236), (620, 132177), (930, 88118), (1860, 44059)]