30790620

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{3491}}^1$

素因数の和:3520

約数の個数: 108

約数和(自身を含む): 108678024

約数和(自身を除く): 77887404

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 98, 105, 126, 140, 147, 180, 196, 210, 245, 252, 294, 315, 420, 441, 490, 588, 630, 735, 882, 980, 1260, 1470, 1764, 2205, 2940, 3491, 4410, 6982, 8820, 10473, 13964, 17455, 20946, 24437, 31419, 34910, 41892, 48874, 52365, 62838, 69820, 73311, 97748, 104730, 122185, 125676, 146622, 157095, 171059, 209460, 219933, 244370, 293244, 314190, 342118, 366555, 439866, 488740, 513177, 628380, 684236, 733110, 855295, 879732, 1026354, 1099665, 1466220, 1539531, 1710590, 2052708, 2199330, 2565885, 3079062, 3421180, 4398660, 5131770, 6158124, 7697655, 10263540, 15395310, 30790620]

約数ペア:

[(1, 30790620), (2, 15395310), (3, 10263540), (4, 7697655), (5, 6158124), (6, 5131770), (7, 4398660), (9, 3421180), (10, 3079062), (12, 2565885), (14, 2199330), (15, 2052708), (18, 1710590), (20, 1539531), (21, 1466220), (28, 1099665), (30, 1026354), (35, 879732), (36, 855295), (42, 733110), (45, 684236), (49, 628380), (60, 513177), (63, 488740), (70, 439866), (84, 366555), (90, 342118), (98, 314190), (105, 293244), (126, 244370), (140, 219933), (147, 209460), (180, 171059), (196, 157095), (210, 146622), (245, 125676), (252, 122185), (294, 104730), (315, 97748), (420, 73311), (441, 69820), (490, 62838), (588, 52365), (630, 48874), (735, 41892), (882, 34910), (980, 31419), (1260, 24437), (1470, 20946), (1764, 17455), (2205, 13964), (2940, 10473), (3491, 8820), (4410, 6982)]