153889400

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{41}}^1\times {\mathrm{383}}^1$

素因数の和:454

約数の個数: 144

約数和(自身を含む): 427472640

約数和(自身を除く): 273583240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 41, 49, 50, 56, 70, 82, 98, 100, 140, 164, 175, 196, 200, 205, 245, 280, 287, 328, 350, 383, 392, 410, 490, 574, 700, 766, 820, 980, 1025, 1148, 1225, 1400, 1435, 1532, 1640, 1915, 1960, 2009, 2050, 2296, 2450, 2681, 2870, 3064, 3830, 4018, 4100, 4900, 5362, 5740, 7175, 7660, 8036, 8200, 9575, 9800, 10045, 10724, 11480, 13405, 14350, 15320, 15703, 16072, 18767, 19150, 20090, 21448, 26810, 28700, 31406, 37534, 38300, 40180, 50225, 53620, 57400, 62812, 67025, 75068, 76600, 78515, 80360, 93835, 100450, 107240, 109921, 125624, 134050, 150136, 157030, 187670, 200900, 219842, 268100, 314060, 375340, 392575, 401800, 439684, 469175, 536200, 549605, 628120, 750680, 769447, 785150, 879368, 938350, 1099210, 1538894, 1570300, 1876700, 2198420, 2748025, 3077788, 3140600, 3753400, 3847235, 4396840, 5496050, 6155576, 7694470, 10992100, 15388940, 19236175, 21984200, 30777880, 38472350, 76944700, 153889400]

約数ペア:

[(1, 153889400), (2, 76944700), (4, 38472350), (5, 30777880), (7, 21984200), (8, 19236175), (10, 15388940), (14, 10992100), (20, 7694470), (25, 6155576), (28, 5496050), (35, 4396840), (40, 3847235), (41, 3753400), (49, 3140600), (50, 3077788), (56, 2748025), (70, 2198420), (82, 1876700), (98, 1570300), (100, 1538894), (140, 1099210), (164, 938350), (175, 879368), (196, 785150), (200, 769447), (205, 750680), (245, 628120), (280, 549605), (287, 536200), (328, 469175), (350, 439684), (383, 401800), (392, 392575), (410, 375340), (490, 314060), (574, 268100), (700, 219842), (766, 200900), (820, 187670), (980, 157030), (1025, 150136), (1148, 134050), (1225, 125624), (1400, 109921), (1435, 107240), (1532, 100450), (1640, 93835), (1915, 80360), (1960, 78515), (2009, 76600), (2050, 75068), (2296, 67025), (2450, 62812), (2681, 57400), (2870, 53620), (3064, 50225), (3830, 40180), (4018, 38300), (4100, 37534), (4900, 31406), (5362, 28700), (5740, 26810), (7175, 21448), (7660, 20090), (8036, 19150), (8200, 18767), (9575, 16072), (9800, 15703), (10045, 15320), (10724, 14350), (11480, 13405)]