644740992

素因数分解:

$2^7\times 3^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{919}}^1$

素因数の和:978

約数の個数: 256

約数和(自身を含む): 2252160000

約数和(自身を除く): 1607419008

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 29, 32, 36, 42, 48, 54, 56, 58, 63, 64, 72, 84, 87, 96, 108, 112, 116, 126, 128, 144, 168, 174, 189, 192, 203, 216, 224, 232, 252, 261, 288, 336, 348, 378, 384, 406, 432, 448, 464, 504, 522, 576, 609, 672, 696, 756, 783, 812, 864, 896, 919, 928, 1008, 1044, 1152, 1218, 1344, 1392, 1512, 1566, 1624, 1728, 1827, 1838, 1856, 2016, 2088, 2436, 2688, 2757, 2784, 3024, 3132, 3248, 3456, 3654, 3676, 3712, 4032, 4176, 4872, 5481, 5514, 5568, 6048, 6264, 6433, 6496, 7308, 7352, 8064, 8271, 8352, 9744, 10962, 11028, 11136, 12096, 12528, 12866, 12992, 14616, 14704, 16542, 16704, 19299, 19488, 21924, 22056, 24192, 24813, 25056, 25732, 25984, 26651, 29232, 29408, 33084, 33408, 38598, 38976, 43848, 44112, 49626, 50112, 51464, 53302, 57897, 58464, 58816, 66168, 77196, 77952, 79953, 87696, 88224, 99252, 100224, 102928, 106604, 115794, 116928, 117632, 132336, 154392, 159906, 173691, 175392, 176448, 186557, 198504, 205856, 213208, 231588, 233856, 239859, 264672, 308784, 319812, 347382, 350784, 352896, 373114, 397008, 411712, 426416, 463176, 479718, 529344, 559671, 617568, 639624, 694764, 701568, 719577, 746228, 794016, 823424, 852832, 926352, 959436, 1058688, 1119342, 1235136, 1279248, 1389528, 1439154, 1492456, 1588032, 1679013, 1705664, 1852704, 1918872, 2238684, 2470272, 2558496, 2779056, 2878308, 2984912, 3176064, 3358026, 3411328, 3705408, 3837744, 4477368, 5037039, 5116992, 5558112, 5756616, 5969824, 6716052, 7410816, 7675488, 8954736, 10074078, 10233984, 11116224, 11513232, 11939648, 13432104, 15350976, 17909472, 20148156, 22232448, 23026464, 23879296, 26864208, 30701952, 35818944, 40296312, 46052928, 53728416, 71637888, 80592624, 92105856, 107456832, 161185248, 214913664, 322370496, 644740992]

約数ペア:

[(1, 644740992), (2, 322370496), (3, 214913664), (4, 161185248), (6, 107456832), (7, 92105856), (8, 80592624), (9, 71637888), (12, 53728416), (14, 46052928), (16, 40296312), (18, 35818944), (21, 30701952), (24, 26864208), (27, 23879296), (28, 23026464), (29, 22232448), (32, 20148156), (36, 17909472), (42, 15350976), (48, 13432104), (54, 11939648), (56, 11513232), (58, 11116224), (63, 10233984), (64, 10074078), (72, 8954736), (84, 7675488), (87, 7410816), (96, 6716052), (108, 5969824), (112, 5756616), (116, 5558112), (126, 5116992), (128, 5037039), (144, 4477368), (168, 3837744), (174, 3705408), (189, 3411328), (192, 3358026), (203, 3176064), (216, 2984912), (224, 2878308), (232, 2779056), (252, 2558496), (261, 2470272), (288, 2238684), (336, 1918872), (348, 1852704), (378, 1705664), (384, 1679013), (406, 1588032), (432, 1492456), (448, 1439154), (464, 1389528), (504, 1279248), (522, 1235136), (576, 1119342), (609, 1058688), (672, 959436), (696, 926352), (756, 852832), (783, 823424), (812, 794016), (864, 746228), (896, 719577), (919, 701568), (928, 694764), (1008, 639624), (1044, 617568), (1152, 559671), (1218, 529344), (1344, 479718), (1392, 463176), (1512, 426416), (1566, 411712), (1624, 397008), (1728, 373114), (1827, 352896), (1838, 350784), (1856, 347382), (2016, 319812), (2088, 308784), (2436, 264672), (2688, 239859), (2757, 233856), (2784, 231588), (3024, 213208), (3132, 205856), (3248, 198504), (3456, 186557), (3654, 176448), (3676, 175392), (3712, 173691), (4032, 159906), (4176, 154392), (4872, 132336), (5481, 117632), (5514, 116928), (5568, 115794), (6048, 106604), (6264, 102928), (6433, 100224), (6496, 99252), (7308, 88224), (7352, 87696), (8064, 79953), (8271, 77952), (8352, 77196), (9744, 66168), (10962, 58816), (11028, 58464), (11136, 57897), (12096, 53302), (12528, 51464), (12866, 50112), (12992, 49626), (14616, 44112), (14704, 43848), (16542, 38976), (16704, 38598), (19299, 33408), (19488, 33084), (21924, 29408), (22056, 29232), (24192, 26651), (24813, 25984), (25056, 25732)]