743936640

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{20393}}^1$

素因数の和:20434

約数の個数: 128

約数和(自身を含む): 2496225600

約数和(自身を除く): 1752288960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 64, 76, 80, 95, 96, 114, 120, 128, 152, 160, 190, 192, 228, 240, 285, 304, 320, 380, 384, 456, 480, 570, 608, 640, 760, 912, 960, 1140, 1216, 1520, 1824, 1920, 2280, 2432, 3040, 3648, 4560, 6080, 7296, 9120, 12160, 18240, 20393, 36480, 40786, 61179, 81572, 101965, 122358, 163144, 203930, 244716, 305895, 326288, 387467, 407860, 489432, 611790, 652576, 774934, 815720, 978864, 1162401, 1223580, 1305152, 1549868, 1631440, 1937335, 1957728, 2324802, 2447160, 2610304, 3099736, 3262880, 3874670, 3915456, 4649604, 4894320, 5812005, 6199472, 6525760, 7749340, 7830912, 9299208, 9788640, 11624010, 12398944, 13051520, 15498680, 18598416, 19577280, 23248020, 24797888, 30997360, 37196832, 39154560, 46496040, 49595776, 61994720, 74393664, 92992080, 123989440, 148787328, 185984160, 247978880, 371968320, 743936640]

約数ペア:

[(1, 743936640), (2, 371968320), (3, 247978880), (4, 185984160), (5, 148787328), (6, 123989440), (8, 92992080), (10, 74393664), (12, 61994720), (15, 49595776), (16, 46496040), (19, 39154560), (20, 37196832), (24, 30997360), (30, 24797888), (32, 23248020), (38, 19577280), (40, 18598416), (48, 15498680), (57, 13051520), (60, 12398944), (64, 11624010), (76, 9788640), (80, 9299208), (95, 7830912), (96, 7749340), (114, 6525760), (120, 6199472), (128, 5812005), (152, 4894320), (160, 4649604), (190, 3915456), (192, 3874670), (228, 3262880), (240, 3099736), (285, 2610304), (304, 2447160), (320, 2324802), (380, 1957728), (384, 1937335), (456, 1631440), (480, 1549868), (570, 1305152), (608, 1223580), (640, 1162401), (760, 978864), (912, 815720), (960, 774934), (1140, 652576), (1216, 611790), (1520, 489432), (1824, 407860), (1920, 387467), (2280, 326288), (2432, 305895), (3040, 244716), (3648, 203930), (4560, 163144), (6080, 122358), (7296, 101965), (9120, 81572), (12160, 61179), (18240, 40786), (20393, 36480)]