73880240

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{401}}^1$

素因数の和:475

約数の個数: 120

約数和(自身を含む): 204576192

約数和(自身を除く): 130695952

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 47, 49, 56, 70, 80, 94, 98, 112, 140, 188, 196, 235, 245, 280, 329, 376, 392, 401, 470, 490, 560, 658, 752, 784, 802, 940, 980, 1316, 1604, 1645, 1880, 1960, 2005, 2303, 2632, 2807, 3208, 3290, 3760, 3920, 4010, 4606, 5264, 5614, 6416, 6580, 8020, 9212, 11228, 11515, 13160, 14035, 16040, 18424, 18847, 19649, 22456, 23030, 26320, 28070, 32080, 36848, 37694, 39298, 44912, 46060, 56140, 75388, 78596, 92120, 94235, 98245, 112280, 131929, 150776, 157192, 184240, 188470, 196490, 224560, 263858, 301552, 314384, 376940, 392980, 527716, 659645, 753880, 785960, 923503, 1055432, 1319290, 1507760, 1571920, 1847006, 2110864, 2638580, 3694012, 4617515, 5277160, 7388024, 9235030, 10554320, 14776048, 18470060, 36940120, 73880240]

約数ペア:

[(1, 73880240), (2, 36940120), (4, 18470060), (5, 14776048), (7, 10554320), (8, 9235030), (10, 7388024), (14, 5277160), (16, 4617515), (20, 3694012), (28, 2638580), (35, 2110864), (40, 1847006), (47, 1571920), (49, 1507760), (56, 1319290), (70, 1055432), (80, 923503), (94, 785960), (98, 753880), (112, 659645), (140, 527716), (188, 392980), (196, 376940), (235, 314384), (245, 301552), (280, 263858), (329, 224560), (376, 196490), (392, 188470), (401, 184240), (470, 157192), (490, 150776), (560, 131929), (658, 112280), (752, 98245), (784, 94235), (802, 92120), (940, 78596), (980, 75388), (1316, 56140), (1604, 46060), (1645, 44912), (1880, 39298), (1960, 37694), (2005, 36848), (2303, 32080), (2632, 28070), (2807, 26320), (3208, 23030), (3290, 22456), (3760, 19649), (3920, 18847), (4010, 18424), (4606, 16040), (5264, 14035), (5614, 13160), (6416, 11515), (6580, 11228), (8020, 9212)]