321388800

素因数分解:

$2^8\times 3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{881}}^1$

素因数の和:929

約数の個数: 216

約数和(自身を含む): 1117740960

約数和(自身を除く): 796352160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 25, 30, 32, 38, 40, 48, 50, 57, 60, 64, 75, 76, 80, 95, 96, 100, 114, 120, 128, 150, 152, 160, 190, 192, 200, 228, 240, 256, 285, 300, 304, 320, 380, 384, 400, 456, 475, 480, 570, 600, 608, 640, 760, 768, 800, 881, 912, 950, 960, 1140, 1200, 1216, 1280, 1425, 1520, 1600, 1762, 1824, 1900, 1920, 2280, 2400, 2432, 2643, 2850, 3040, 3200, 3524, 3648, 3800, 3840, 4405, 4560, 4800, 4864, 5286, 5700, 6080, 6400, 7048, 7296, 7600, 8810, 9120, 9600, 10572, 11400, 12160, 13215, 14096, 14592, 15200, 16739, 17620, 18240, 19200, 21144, 22025, 22800, 24320, 26430, 28192, 30400, 33478, 35240, 36480, 42288, 44050, 45600, 50217, 52860, 56384, 60800, 66075, 66956, 70480, 72960, 83695, 84576, 88100, 91200, 100434, 105720, 112768, 121600, 132150, 133912, 140960, 167390, 169152, 176200, 182400, 200868, 211440, 225536, 251085, 264300, 267824, 281920, 334780, 338304, 352400, 364800, 401736, 418475, 422880, 502170, 528600, 535648, 563840, 669560, 676608, 704800, 803472, 836950, 845760, 1004340, 1057200, 1071296, 1127680, 1255425, 1339120, 1409600, 1606944, 1673900, 1691520, 2008680, 2114400, 2142592, 2510850, 2678240, 2819200, 3213888, 3347800, 3383040, 4017360, 4228800, 4285184, 5021700, 5356480, 5638400, 6427776, 6695600, 8034720, 8457600, 10043400, 10712960, 12855552, 13391200, 16069440, 16915200, 20086800, 21425920, 26782400, 32138880, 40173600, 53564800, 64277760, 80347200, 107129600, 160694400, 321388800]

約数ペア:

[(1, 321388800), (2, 160694400), (3, 107129600), (4, 80347200), (5, 64277760), (6, 53564800), (8, 40173600), (10, 32138880), (12, 26782400), (15, 21425920), (16, 20086800), (19, 16915200), (20, 16069440), (24, 13391200), (25, 12855552), (30, 10712960), (32, 10043400), (38, 8457600), (40, 8034720), (48, 6695600), (50, 6427776), (57, 5638400), (60, 5356480), (64, 5021700), (75, 4285184), (76, 4228800), (80, 4017360), (95, 3383040), (96, 3347800), (100, 3213888), (114, 2819200), (120, 2678240), (128, 2510850), (150, 2142592), (152, 2114400), (160, 2008680), (190, 1691520), (192, 1673900), (200, 1606944), (228, 1409600), (240, 1339120), (256, 1255425), (285, 1127680), (300, 1071296), (304, 1057200), (320, 1004340), (380, 845760), (384, 836950), (400, 803472), (456, 704800), (475, 676608), (480, 669560), (570, 563840), (600, 535648), (608, 528600), (640, 502170), (760, 422880), (768, 418475), (800, 401736), (881, 364800), (912, 352400), (950, 338304), (960, 334780), (1140, 281920), (1200, 267824), (1216, 264300), (1280, 251085), (1425, 225536), (1520, 211440), (1600, 200868), (1762, 182400), (1824, 176200), (1900, 169152), (1920, 167390), (2280, 140960), (2400, 133912), (2432, 132150), (2643, 121600), (2850, 112768), (3040, 105720), (3200, 100434), (3524, 91200), (3648, 88100), (3800, 84576), (3840, 83695), (4405, 72960), (4560, 70480), (4800, 66956), (4864, 66075), (5286, 60800), (5700, 56384), (6080, 52860), (6400, 50217), (7048, 45600), (7296, 44050), (7600, 42288), (8810, 36480), (9120, 35240), (9600, 33478), (10572, 30400), (11400, 28192), (12160, 26430), (13215, 24320), (14096, 22800), (14592, 22025), (15200, 21144), (16739, 19200), (17620, 18240)]