646488648

素因数分解:

$2^3\times 3^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{467}}^1$

素因数の和:541

約数の個数: 256

約数和(自身を含む): 2122848000

約数和(自身を除く): 1476359352

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 17, 18, 24, 26, 27, 29, 34, 36, 39, 51, 52, 54, 58, 68, 72, 78, 87, 102, 104, 108, 116, 117, 136, 153, 156, 174, 204, 216, 221, 232, 234, 261, 306, 312, 348, 351, 377, 408, 442, 459, 467, 468, 493, 522, 612, 663, 696, 702, 754, 783, 884, 918, 934, 936, 986, 1044, 1131, 1224, 1326, 1401, 1404, 1479, 1508, 1566, 1768, 1836, 1868, 1972, 1989, 2088, 2262, 2652, 2802, 2808, 2958, 3016, 3132, 3393, 3672, 3736, 3944, 3978, 4203, 4437, 4524, 5304, 5604, 5916, 5967, 6071, 6264, 6409, 6786, 7939, 7956, 8406, 8874, 9048, 10179, 11208, 11832, 11934, 12142, 12609, 12818, 13311, 13543, 13572, 15878, 15912, 16812, 17748, 18213, 19227, 20358, 23817, 23868, 24284, 25218, 25636, 26622, 27086, 27144, 31756, 33624, 35496, 36426, 38454, 40629, 40716, 47634, 47736, 48568, 50436, 51272, 53244, 54172, 54639, 57681, 63512, 71451, 72852, 76908, 81258, 81432, 95268, 100872, 103207, 106488, 108344, 109278, 115362, 121887, 142902, 145704, 153816, 162516, 163917, 173043, 176059, 190536, 206414, 214353, 218556, 230231, 230724, 243774, 285804, 309621, 325032, 327834, 346086, 352118, 365661, 412828, 428706, 437112, 460462, 461448, 487548, 528177, 571608, 619242, 655668, 690693, 692172, 704236, 731322, 825656, 857412, 920924, 928863, 975096, 1056354, 1238484, 1311336, 1381386, 1384344, 1408472, 1462644, 1584531, 1714824, 1841848, 1857726, 2072079, 2112708, 2476968, 2762772, 2786589, 2925288, 2993003, 3169062, 3715452, 4144158, 4225416, 4753593, 5525544, 5573178, 5986006, 6216237, 6338124, 7430904, 8288316, 8979009, 9507186, 11146356, 11972012, 12432474, 12676248, 16576632, 17958018, 19014372, 22292712, 23944024, 24864948, 26937027, 35916036, 38028744, 49729896, 53874054, 71832072, 80811081, 107748108, 161622162, 215496216, 323244324, 646488648]

約数ペア:

[(1, 646488648), (2, 323244324), (3, 215496216), (4, 161622162), (6, 107748108), (8, 80811081), (9, 71832072), (12, 53874054), (13, 49729896), (17, 38028744), (18, 35916036), (24, 26937027), (26, 24864948), (27, 23944024), (29, 22292712), (34, 19014372), (36, 17958018), (39, 16576632), (51, 12676248), (52, 12432474), (54, 11972012), (58, 11146356), (68, 9507186), (72, 8979009), (78, 8288316), (87, 7430904), (102, 6338124), (104, 6216237), (108, 5986006), (116, 5573178), (117, 5525544), (136, 4753593), (153, 4225416), (156, 4144158), (174, 3715452), (204, 3169062), (216, 2993003), (221, 2925288), (232, 2786589), (234, 2762772), (261, 2476968), (306, 2112708), (312, 2072079), (348, 1857726), (351, 1841848), (377, 1714824), (408, 1584531), (442, 1462644), (459, 1408472), (467, 1384344), (468, 1381386), (493, 1311336), (522, 1238484), (612, 1056354), (663, 975096), (696, 928863), (702, 920924), (754, 857412), (783, 825656), (884, 731322), (918, 704236), (934, 692172), (936, 690693), (986, 655668), (1044, 619242), (1131, 571608), (1224, 528177), (1326, 487548), (1401, 461448), (1404, 460462), (1479, 437112), (1508, 428706), (1566, 412828), (1768, 365661), (1836, 352118), (1868, 346086), (1972, 327834), (1989, 325032), (2088, 309621), (2262, 285804), (2652, 243774), (2802, 230724), (2808, 230231), (2958, 218556), (3016, 214353), (3132, 206414), (3393, 190536), (3672, 176059), (3736, 173043), (3944, 163917), (3978, 162516), (4203, 153816), (4437, 145704), (4524, 142902), (5304, 121887), (5604, 115362), (5916, 109278), (5967, 108344), (6071, 106488), (6264, 103207), (6409, 100872), (6786, 95268), (7939, 81432), (7956, 81258), (8406, 76908), (8874, 72852), (9048, 71451), (10179, 63512), (11208, 57681), (11832, 54639), (11934, 54172), (12142, 53244), (12609, 51272), (12818, 50436), (13311, 48568), (13543, 47736), (13572, 47634), (15878, 40716), (15912, 40629), (16812, 38454), (17748, 36426), (18213, 35496), (19227, 33624), (20358, 31756), (23817, 27144), (23868, 27086), (24284, 26622), (25218, 25636)]