64580040

素因数分解:

$2^3\times 3^2\times 5^1\times 7^3\times {\mathrm{523}}^1$

素因数の和:561

約数の個数: 192

約数和(自身を含む): 245232000

約数和(自身を除く): 180651960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 49, 56, 60, 63, 70, 72, 84, 90, 98, 105, 120, 126, 140, 147, 168, 180, 196, 210, 245, 252, 280, 294, 315, 343, 360, 392, 420, 441, 490, 504, 523, 588, 630, 686, 735, 840, 882, 980, 1029, 1046, 1176, 1260, 1372, 1470, 1569, 1715, 1764, 1960, 2058, 2092, 2205, 2520, 2615, 2744, 2940, 3087, 3138, 3430, 3528, 3661, 4116, 4184, 4410, 4707, 5145, 5230, 5880, 6174, 6276, 6860, 7322, 7845, 8232, 8820, 9414, 10290, 10460, 10983, 12348, 12552, 13720, 14644, 15435, 15690, 17640, 18305, 18828, 20580, 20920, 21966, 23535, 24696, 25627, 29288, 30870, 31380, 32949, 36610, 37656, 41160, 43932, 47070, 51254, 54915, 61740, 62760, 65898, 73220, 76881, 87864, 94140, 102508, 109830, 123480, 128135, 131796, 146440, 153762, 164745, 179389, 188280, 205016, 219660, 230643, 256270, 263592, 307524, 329490, 358778, 384405, 439320, 461286, 512540, 538167, 615048, 658980, 717556, 768810, 896945, 922572, 1025080, 1076334, 1153215, 1317960, 1435112, 1537620, 1614501, 1793890, 1845144, 2152668, 2306430, 2690835, 3075240, 3229002, 3587780, 4305336, 4612860, 5381670, 6458004, 7175560, 8072505, 9225720, 10763340, 12916008, 16145010, 21526680, 32290020, 64580040]

約数ペア:

[(1, 64580040), (2, 32290020), (3, 21526680), (4, 16145010), (5, 12916008), (6, 10763340), (7, 9225720), (8, 8072505), (9, 7175560), (10, 6458004), (12, 5381670), (14, 4612860), (15, 4305336), (18, 3587780), (20, 3229002), (21, 3075240), (24, 2690835), (28, 2306430), (30, 2152668), (35, 1845144), (36, 1793890), (40, 1614501), (42, 1537620), (45, 1435112), (49, 1317960), (56, 1153215), (60, 1076334), (63, 1025080), (70, 922572), (72, 896945), (84, 768810), (90, 717556), (98, 658980), (105, 615048), (120, 538167), (126, 512540), (140, 461286), (147, 439320), (168, 384405), (180, 358778), (196, 329490), (210, 307524), (245, 263592), (252, 256270), (280, 230643), (294, 219660), (315, 205016), (343, 188280), (360, 179389), (392, 164745), (420, 153762), (441, 146440), (490, 131796), (504, 128135), (523, 123480), (588, 109830), (630, 102508), (686, 94140), (735, 87864), (840, 76881), (882, 73220), (980, 65898), (1029, 62760), (1046, 61740), (1176, 54915), (1260, 51254), (1372, 47070), (1470, 43932), (1569, 41160), (1715, 37656), (1764, 36610), (1960, 32949), (2058, 31380), (2092, 30870), (2205, 29288), (2520, 25627), (2615, 24696), (2744, 23535), (2940, 21966), (3087, 20920), (3138, 20580), (3430, 18828), (3528, 18305), (3661, 17640), (4116, 15690), (4184, 15435), (4410, 14644), (4707, 13720), (5145, 12552), (5230, 12348), (5880, 10983), (6174, 10460), (6276, 10290), (6860, 9414), (7322, 8820), (7845, 8232)]