296976280

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{1723}}^1$

素因数の和:1904

約数の個数: 64

約数和(自身を含む): 695116800

約数和(自身を除く): 398140520

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 139, 155, 248, 278, 310, 556, 620, 695, 1112, 1240, 1390, 1723, 2780, 3446, 4309, 5560, 6892, 8615, 8618, 13784, 17230, 17236, 21545, 34460, 34472, 43090, 53413, 68920, 86180, 106826, 172360, 213652, 239497, 267065, 427304, 478994, 534130, 957988, 1068260, 1197485, 1915976, 2136520, 2394970, 4789940, 7424407, 9579880, 14848814, 29697628, 37122035, 59395256, 74244070, 148488140, 296976280]

約数ペア:

[(1, 296976280), (2, 148488140), (4, 74244070), (5, 59395256), (8, 37122035), (10, 29697628), (20, 14848814), (31, 9579880), (40, 7424407), (62, 4789940), (124, 2394970), (139, 2136520), (155, 1915976), (248, 1197485), (278, 1068260), (310, 957988), (556, 534130), (620, 478994), (695, 427304), (1112, 267065), (1240, 239497), (1390, 213652), (1723, 172360), (2780, 106826), (3446, 86180), (4309, 68920), (5560, 53413), (6892, 43090), (8615, 34472), (8618, 34460), (13784, 21545), (17230, 17236)]