642091968

素因数分解:

$2^6\times 3^3\times 7^1\times {\mathrm{109}}^1\times {\mathrm{487}}^1$

素因数の和:624

約数の個数: 224

約数和(自身を含む): 2181555200

約数和(自身を除く): 1539463232

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 64, 72, 84, 96, 108, 109, 112, 126, 144, 168, 189, 192, 216, 218, 224, 252, 288, 327, 336, 378, 432, 436, 448, 487, 504, 576, 654, 672, 756, 763, 864, 872, 974, 981, 1008, 1308, 1344, 1461, 1512, 1526, 1728, 1744, 1948, 1962, 2016, 2289, 2616, 2922, 2943, 3024, 3052, 3409, 3488, 3896, 3924, 4032, 4383, 4578, 5232, 5844, 5886, 6048, 6104, 6818, 6867, 6976, 7792, 7848, 8766, 9156, 10227, 10464, 11688, 11772, 12096, 12208, 13149, 13636, 13734, 15584, 15696, 17532, 18312, 20454, 20601, 20928, 23376, 23544, 24416, 26298, 27272, 27468, 30681, 31168, 31392, 35064, 36624, 40908, 41202, 46752, 47088, 48832, 52596, 53083, 54544, 54936, 61362, 62784, 70128, 73248, 81816, 82404, 92043, 93504, 94176, 105192, 106166, 109088, 109872, 122724, 140256, 146496, 159249, 163632, 164808, 184086, 188352, 210384, 212332, 218176, 219744, 245448, 280512, 318498, 327264, 329616, 368172, 371581, 420768, 424664, 439488, 477747, 490896, 636996, 654528, 659232, 736344, 743162, 841536, 849328, 955494, 981792, 1114743, 1273992, 1318464, 1433241, 1472688, 1486324, 1698656, 1910988, 1963584, 2229486, 2547984, 2866482, 2945376, 2972648, 3344229, 3397312, 3821976, 4458972, 5095968, 5732964, 5890752, 5945296, 6688458, 7643952, 8917944, 10032687, 10191936, 11465928, 11890592, 13376916, 15287904, 17835888, 20065374, 22931856, 23781184, 26753832, 30575808, 35671776, 40130748, 45863712, 53507664, 71343552, 80261496, 91727424, 107015328, 160522992, 214030656, 321045984, 642091968]

約数ペア:

[(1, 642091968), (2, 321045984), (3, 214030656), (4, 160522992), (6, 107015328), (7, 91727424), (8, 80261496), (9, 71343552), (12, 53507664), (14, 45863712), (16, 40130748), (18, 35671776), (21, 30575808), (24, 26753832), (27, 23781184), (28, 22931856), (32, 20065374), (36, 17835888), (42, 15287904), (48, 13376916), (54, 11890592), (56, 11465928), (63, 10191936), (64, 10032687), (72, 8917944), (84, 7643952), (96, 6688458), (108, 5945296), (109, 5890752), (112, 5732964), (126, 5095968), (144, 4458972), (168, 3821976), (189, 3397312), (192, 3344229), (216, 2972648), (218, 2945376), (224, 2866482), (252, 2547984), (288, 2229486), (327, 1963584), (336, 1910988), (378, 1698656), (432, 1486324), (436, 1472688), (448, 1433241), (487, 1318464), (504, 1273992), (576, 1114743), (654, 981792), (672, 955494), (756, 849328), (763, 841536), (864, 743162), (872, 736344), (974, 659232), (981, 654528), (1008, 636996), (1308, 490896), (1344, 477747), (1461, 439488), (1512, 424664), (1526, 420768), (1728, 371581), (1744, 368172), (1948, 329616), (1962, 327264), (2016, 318498), (2289, 280512), (2616, 245448), (2922, 219744), (2943, 218176), (3024, 212332), (3052, 210384), (3409, 188352), (3488, 184086), (3896, 164808), (3924, 163632), (4032, 159249), (4383, 146496), (4578, 140256), (5232, 122724), (5844, 109872), (5886, 109088), (6048, 106166), (6104, 105192), (6818, 94176), (6867, 93504), (6976, 92043), (7792, 82404), (7848, 81816), (8766, 73248), (9156, 70128), (10227, 62784), (10464, 61362), (11688, 54936), (11772, 54544), (12096, 53083), (12208, 52596), (13149, 48832), (13636, 47088), (13734, 46752), (15584, 41202), (15696, 40908), (17532, 36624), (18312, 35064), (20454, 31392), (20601, 31168), (20928, 30681), (23376, 27468), (23544, 27272), (24416, 26298)]