644384160

素因数分解:

$2^5\times 3^4\times 5^1\times 7^1\times {\mathrm{7103}}^1$

素因数の和:7137

約数の個数: 240

約数和(自身を含む): 2599382016

約数和(自身を除く): 1954997856

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 81, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 162, 168, 180, 189, 210, 216, 224, 240, 252, 270, 280, 288, 315, 324, 336, 360, 378, 405, 420, 432, 480, 504, 540, 560, 567, 630, 648, 672, 720, 756, 810, 840, 864, 945, 1008, 1080, 1120, 1134, 1260, 1296, 1440, 1512, 1620, 1680, 1890, 2016, 2160, 2268, 2520, 2592, 2835, 3024, 3240, 3360, 3780, 4320, 4536, 5040, 5670, 6048, 6480, 7103, 7560, 9072, 10080, 11340, 12960, 14206, 15120, 18144, 21309, 22680, 28412, 30240, 35515, 42618, 45360, 49721, 56824, 63927, 71030, 85236, 90720, 99442, 106545, 113648, 127854, 142060, 149163, 170472, 191781, 198884, 213090, 227296, 248605, 255708, 284120, 298326, 319635, 340944, 383562, 397768, 426180, 447489, 497210, 511416, 568240, 575343, 596652, 639270, 681888, 745815, 767124, 795536, 852360, 894978, 958905, 994420, 1022832, 1136480, 1150686, 1193304, 1278540, 1342467, 1491630, 1534248, 1591072, 1704720, 1789956, 1917810, 1988840, 2045664, 2237445, 2301372, 2386608, 2557080, 2684934, 2876715, 2983260, 3068496, 3409440, 3579912, 3835620, 3977680, 4027401, 4474890, 4602744, 4773216, 5114160, 5369868, 5753430, 5966520, 6136992, 6712335, 7159824, 7671240, 7955360, 8054802, 8949780, 9205488, 10228320, 10739736, 11506860, 11933040, 13424670, 14319648, 15342480, 16109604, 17899560, 18410976, 20137005, 21479472, 23013720, 23866080, 26849340, 30684960, 32219208, 35799120, 40274010, 42958944, 46027440, 53698680, 64438416, 71598240, 80548020, 92054880, 107397360, 128876832, 161096040, 214794720, 322192080, 644384160]

約数ペア:

[(1, 644384160), (2, 322192080), (3, 214794720), (4, 161096040), (5, 128876832), (6, 107397360), (7, 92054880), (8, 80548020), (9, 71598240), (10, 64438416), (12, 53698680), (14, 46027440), (15, 42958944), (16, 40274010), (18, 35799120), (20, 32219208), (21, 30684960), (24, 26849340), (27, 23866080), (28, 23013720), (30, 21479472), (32, 20137005), (35, 18410976), (36, 17899560), (40, 16109604), (42, 15342480), (45, 14319648), (48, 13424670), (54, 11933040), (56, 11506860), (60, 10739736), (63, 10228320), (70, 9205488), (72, 8949780), (80, 8054802), (81, 7955360), (84, 7671240), (90, 7159824), (96, 6712335), (105, 6136992), (108, 5966520), (112, 5753430), (120, 5369868), (126, 5114160), (135, 4773216), (140, 4602744), (144, 4474890), (160, 4027401), (162, 3977680), (168, 3835620), (180, 3579912), (189, 3409440), (210, 3068496), (216, 2983260), (224, 2876715), (240, 2684934), (252, 2557080), (270, 2386608), (280, 2301372), (288, 2237445), (315, 2045664), (324, 1988840), (336, 1917810), (360, 1789956), (378, 1704720), (405, 1591072), (420, 1534248), (432, 1491630), (480, 1342467), (504, 1278540), (540, 1193304), (560, 1150686), (567, 1136480), (630, 1022832), (648, 994420), (672, 958905), (720, 894978), (756, 852360), (810, 795536), (840, 767124), (864, 745815), (945, 681888), (1008, 639270), (1080, 596652), (1120, 575343), (1134, 568240), (1260, 511416), (1296, 497210), (1440, 447489), (1512, 426180), (1620, 397768), (1680, 383562), (1890, 340944), (2016, 319635), (2160, 298326), (2268, 284120), (2520, 255708), (2592, 248605), (2835, 227296), (3024, 213090), (3240, 198884), (3360, 191781), (3780, 170472), (4320, 149163), (4536, 142060), (5040, 127854), (5670, 113648), (6048, 106545), (6480, 99442), (7103, 90720), (7560, 85236), (9072, 71030), (10080, 63927), (11340, 56824), (12960, 49721), (14206, 45360), (15120, 42618), (18144, 35515), (21309, 30240), (22680, 28412)]