128151800

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{239}}^1\times {\mathrm{383}}^1$

素因数の和:645

約数の個数: 96

約数和(自身を含む): 342835200

約数和(自身を除く): 214683400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 140, 175, 200, 239, 280, 350, 383, 478, 700, 766, 956, 1195, 1400, 1532, 1673, 1912, 1915, 2390, 2681, 3064, 3346, 3830, 4780, 5362, 5975, 6692, 7660, 8365, 9560, 9575, 10724, 11950, 13384, 13405, 15320, 16730, 19150, 21448, 23900, 26810, 33460, 38300, 41825, 47800, 53620, 66920, 67025, 76600, 83650, 91537, 107240, 134050, 167300, 183074, 268100, 334600, 366148, 457685, 536200, 640759, 732296, 915370, 1281518, 1830740, 2288425, 2563036, 3203795, 3661480, 4576850, 5126072, 6407590, 9153700, 12815180, 16018975, 18307400, 25630360, 32037950, 64075900, 128151800]

約数ペア:

[(1, 128151800), (2, 64075900), (4, 32037950), (5, 25630360), (7, 18307400), (8, 16018975), (10, 12815180), (14, 9153700), (20, 6407590), (25, 5126072), (28, 4576850), (35, 3661480), (40, 3203795), (50, 2563036), (56, 2288425), (70, 1830740), (100, 1281518), (140, 915370), (175, 732296), (200, 640759), (239, 536200), (280, 457685), (350, 366148), (383, 334600), (478, 268100), (700, 183074), (766, 167300), (956, 134050), (1195, 107240), (1400, 91537), (1532, 83650), (1673, 76600), (1912, 67025), (1915, 66920), (2390, 53620), (2681, 47800), (3064, 41825), (3346, 38300), (3830, 33460), (4780, 26810), (5362, 23900), (5975, 21448), (6692, 19150), (7660, 16730), (8365, 15320), (9560, 13405), (9575, 13384), (10724, 11950)]