214988120

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{467}}^1\times {\mathrm{677}}^1$

素因数の和:1172

約数の個数: 64

約数和(自身を含む): 514032480

約数和(自身を除く): 299044360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 467, 677, 680, 934, 1354, 1868, 2335, 2708, 3385, 3736, 4670, 5416, 6770, 7939, 9340, 11509, 13540, 15878, 18680, 23018, 27080, 31756, 39695, 46036, 57545, 63512, 79390, 92072, 115090, 158780, 230180, 316159, 317560, 460360, 632318, 1264636, 1580795, 2529272, 3161590, 5374703, 6323180, 10749406, 12646360, 21498812, 26873515, 42997624, 53747030, 107494060, 214988120]

約数ペア:

[(1, 214988120), (2, 107494060), (4, 53747030), (5, 42997624), (8, 26873515), (10, 21498812), (17, 12646360), (20, 10749406), (34, 6323180), (40, 5374703), (68, 3161590), (85, 2529272), (136, 1580795), (170, 1264636), (340, 632318), (467, 460360), (677, 317560), (680, 316159), (934, 230180), (1354, 158780), (1868, 115090), (2335, 92072), (2708, 79390), (3385, 63512), (3736, 57545), (4670, 46036), (5416, 39695), (6770, 31756), (7939, 27080), (9340, 23018), (11509, 18680), (13540, 15878)]