1380451408

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{379}}^1\times {\mathrm{1913}}^1$

素因数の和:2324

約数の個数: 80

約数和(自身を含む): 3246756480

約数和(自身を除く): 1866305072

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 56, 68, 112, 119, 136, 238, 272, 379, 476, 758, 952, 1516, 1904, 1913, 2653, 3032, 3826, 5306, 6064, 6443, 7652, 10612, 12886, 13391, 15304, 21224, 25772, 26782, 30608, 32521, 42448, 45101, 51544, 53564, 65042, 90202, 103088, 107128, 130084, 180404, 214256, 227647, 260168, 360808, 455294, 520336, 721616, 725027, 910588, 1450054, 1821176, 2900108, 3642352, 5075189, 5800216, 10150378, 11600432, 12325459, 20300756, 24650918, 40601512, 49301836, 81203024, 86278213, 98603672, 172556426, 197207344, 345112852, 690225704, 1380451408]

約数ペア:

[(1, 1380451408), (2, 690225704), (4, 345112852), (7, 197207344), (8, 172556426), (14, 98603672), (16, 86278213), (17, 81203024), (28, 49301836), (34, 40601512), (56, 24650918), (68, 20300756), (112, 12325459), (119, 11600432), (136, 10150378), (238, 5800216), (272, 5075189), (379, 3642352), (476, 2900108), (758, 1821176), (952, 1450054), (1516, 910588), (1904, 725027), (1913, 721616), (2653, 520336), (3032, 455294), (3826, 360808), (5306, 260168), (6064, 227647), (6443, 214256), (7652, 180404), (10612, 130084), (12886, 107128), (13391, 103088), (15304, 90202), (21224, 65042), (25772, 53564), (26782, 51544), (30608, 45101), (32521, 42448)]