999227020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^2$

素因数の和:232

約数の個数: 144

約数和(自身を含む): 2504797344

約数和(自身を除く): 1505570324

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 53, 55, 68, 71, 85, 106, 110, 142, 170, 187, 212, 220, 265, 284, 340, 355, 374, 530, 583, 710, 748, 781, 901, 935, 1060, 1166, 1207, 1420, 1562, 1802, 1870, 2332, 2414, 2915, 3124, 3604, 3740, 3763, 3905, 4505, 4828, 5041, 5830, 6035, 7526, 7810, 9010, 9911, 10082, 11660, 12070, 13277, 15052, 15620, 18020, 18815, 19822, 20164, 24140, 25205, 26554, 37630, 39644, 41393, 49555, 50410, 53108, 55451, 63971, 66385, 75260, 82786, 85697, 99110, 100820, 110902, 127942, 132770, 165572, 171394, 198220, 206965, 221804, 255884, 265540, 267173, 277255, 319855, 342788, 413930, 428485, 534346, 554510, 639710, 703681, 827860, 856970, 942667, 1068692, 1109020, 1279420, 1335865, 1407362, 1713940, 1885334, 2671730, 2814724, 2938903, 3518405, 3770668, 4541941, 4713335, 5343460, 5877806, 7036810, 9083882, 9426670, 11755612, 14073620, 14694515, 18167764, 18853340, 22709705, 29389030, 45419410, 49961351, 58778060, 90838820, 99922702, 199845404, 249806755, 499613510, 999227020]

約数ペア:

[(1, 999227020), (2, 499613510), (4, 249806755), (5, 199845404), (10, 99922702), (11, 90838820), (17, 58778060), (20, 49961351), (22, 45419410), (34, 29389030), (44, 22709705), (53, 18853340), (55, 18167764), (68, 14694515), (71, 14073620), (85, 11755612), (106, 9426670), (110, 9083882), (142, 7036810), (170, 5877806), (187, 5343460), (212, 4713335), (220, 4541941), (265, 3770668), (284, 3518405), (340, 2938903), (355, 2814724), (374, 2671730), (530, 1885334), (583, 1713940), (710, 1407362), (748, 1335865), (781, 1279420), (901, 1109020), (935, 1068692), (1060, 942667), (1166, 856970), (1207, 827860), (1420, 703681), (1562, 639710), (1802, 554510), (1870, 534346), (2332, 428485), (2414, 413930), (2915, 342788), (3124, 319855), (3604, 277255), (3740, 267173), (3763, 265540), (3905, 255884), (4505, 221804), (4828, 206965), (5041, 198220), (5830, 171394), (6035, 165572), (7526, 132770), (7810, 127942), (9010, 110902), (9911, 100820), (10082, 99110), (11660, 85697), (12070, 82786), (13277, 75260), (15052, 66385), (15620, 63971), (18020, 55451), (18815, 53108), (19822, 50410), (20164, 49555), (24140, 41393), (25205, 39644), (26554, 37630)]