8195220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{4139}}^1$

素因数の和:4165

約数の個数: 72

約数和(自身を含む): 27125280

約数和(自身を除く): 18930060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 4139, 8278, 12417, 16556, 20695, 24834, 37251, 41390, 45529, 49668, 62085, 74502, 82780, 91058, 124170, 136587, 149004, 182116, 186255, 227645, 248340, 273174, 372510, 409761, 455290, 546348, 682935, 745020, 819522, 910580, 1365870, 1639044, 2048805, 2731740, 4097610, 8195220]

約数ペア:

[(1, 8195220), (2, 4097610), (3, 2731740), (4, 2048805), (5, 1639044), (6, 1365870), (9, 910580), (10, 819522), (11, 745020), (12, 682935), (15, 546348), (18, 455290), (20, 409761), (22, 372510), (30, 273174), (33, 248340), (36, 227645), (44, 186255), (45, 182116), (55, 149004), (60, 136587), (66, 124170), (90, 91058), (99, 82780), (110, 74502), (132, 62085), (165, 49668), (180, 45529), (198, 41390), (220, 37251), (330, 24834), (396, 20695), (495, 16556), (660, 12417), (990, 8278), (1980, 4139)]