78224720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{3407}}^1$

素因数の和:3468

約数の個数: 80

約数和(自身を含む): 212986368

約数和(自身を除く): 134761648

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 41, 56, 70, 80, 82, 112, 140, 164, 205, 280, 287, 328, 410, 560, 574, 656, 820, 1148, 1435, 1640, 2296, 2870, 3280, 3407, 4592, 5740, 6814, 11480, 13628, 17035, 22960, 23849, 27256, 34070, 47698, 54512, 68140, 95396, 119245, 136280, 139687, 190792, 238490, 272560, 279374, 381584, 476980, 558748, 698435, 953960, 977809, 1117496, 1396870, 1907920, 1955618, 2234992, 2793740, 3911236, 4889045, 5587480, 7822472, 9778090, 11174960, 15644944, 19556180, 39112360, 78224720]

約数ペア:

[(1, 78224720), (2, 39112360), (4, 19556180), (5, 15644944), (7, 11174960), (8, 9778090), (10, 7822472), (14, 5587480), (16, 4889045), (20, 3911236), (28, 2793740), (35, 2234992), (40, 1955618), (41, 1907920), (56, 1396870), (70, 1117496), (80, 977809), (82, 953960), (112, 698435), (140, 558748), (164, 476980), (205, 381584), (280, 279374), (287, 272560), (328, 238490), (410, 190792), (560, 139687), (574, 136280), (656, 119245), (820, 95396), (1148, 68140), (1435, 54512), (1640, 47698), (2296, 34070), (2870, 27256), (3280, 23849), (3407, 22960), (4592, 17035), (5740, 13628), (6814, 11480)]