142389128

素因数分解:

$2^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{571}}^1$

素因数の和:718

約数の個数: 64

約数和(自身を含む): 314920320

約数和(自身を除く): 172531192

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 61, 73, 122, 146, 244, 292, 427, 488, 511, 571, 584, 854, 1022, 1142, 1708, 2044, 2284, 3416, 3997, 4088, 4453, 4568, 7994, 8906, 15988, 17812, 31171, 31976, 34831, 35624, 41683, 62342, 69662, 83366, 124684, 139324, 166732, 243817, 249368, 278648, 291781, 333464, 487634, 583562, 975268, 1167124, 1950536, 2334248, 2542663, 5085326, 10170652, 17798641, 20341304, 35597282, 71194564, 142389128]

約数ペア:

[(1, 142389128), (2, 71194564), (4, 35597282), (7, 20341304), (8, 17798641), (14, 10170652), (28, 5085326), (56, 2542663), (61, 2334248), (73, 1950536), (122, 1167124), (146, 975268), (244, 583562), (292, 487634), (427, 333464), (488, 291781), (511, 278648), (571, 249368), (584, 243817), (854, 166732), (1022, 139324), (1142, 124684), (1708, 83366), (2044, 69662), (2284, 62342), (3416, 41683), (3997, 35624), (4088, 34831), (4453, 31976), (4568, 31171), (7994, 17812), (8906, 15988)]