1639491672

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1\times {\mathrm{109}}^1$

素因数の和:306

約数の個数: 256

約数和(自身を含む): 5215795200

約数和(自身を除く): 3576303528

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 39, 42, 52, 56, 71, 78, 84, 91, 97, 104, 109, 142, 156, 168, 182, 194, 213, 218, 273, 284, 291, 312, 327, 364, 388, 426, 436, 497, 546, 568, 582, 654, 679, 728, 763, 776, 852, 872, 923, 994, 1092, 1164, 1261, 1308, 1358, 1417, 1491, 1526, 1704, 1846, 1988, 2037, 2184, 2289, 2328, 2522, 2616, 2716, 2769, 2834, 2982, 3052, 3692, 3783, 3976, 4074, 4251, 4578, 5044, 5432, 5538, 5668, 5964, 6104, 6461, 6887, 7384, 7566, 7739, 8148, 8502, 8827, 9156, 9919, 10088, 10573, 11076, 11336, 11928, 12922, 13774, 15132, 15478, 16296, 17004, 17654, 18312, 19383, 19838, 20661, 21146, 22152, 23217, 25844, 26481, 27548, 29757, 30264, 30956, 31719, 34008, 35308, 38766, 39676, 41322, 42292, 46434, 48209, 51688, 52962, 54173, 55096, 59514, 61912, 63438, 70616, 74011, 77532, 79352, 82644, 84584, 89531, 92868, 96418, 100607, 105924, 108346, 119028, 126876, 137449, 144627, 148022, 155064, 162519, 165288, 179062, 185736, 192836, 201214, 211848, 216692, 222033, 238056, 253752, 268593, 274898, 289254, 296044, 301821, 325038, 358124, 385672, 402428, 412347, 433384, 444066, 537186, 549796, 578508, 592088, 603642, 626717, 650076, 704249, 716248, 750683, 804856, 824694, 888132, 962143, 1074372, 1099592, 1157016, 1207284, 1253434, 1300152, 1408498, 1501366, 1649388, 1776264, 1880151, 1924286, 2112747, 2148744, 2252049, 2414568, 2506868, 2816996, 2886429, 3002732, 3298776, 3760302, 3848572, 4225494, 4504098, 5013736, 5254781, 5633992, 5772858, 6005464, 7520604, 7697144, 8450988, 9008196, 9758879, 10509562, 11545716, 15041208, 15764343, 16901976, 18016392, 19517758, 21019124, 23091432, 29276637, 31528686, 39035516, 42038248, 58553274, 63057372, 68312153, 78071032, 117106548, 126114744, 136624306, 204936459, 234213096, 273248612, 409872918, 546497224, 819745836, 1639491672]

約数ペア:

[(1, 1639491672), (2, 819745836), (3, 546497224), (4, 409872918), (6, 273248612), (7, 234213096), (8, 204936459), (12, 136624306), (13, 126114744), (14, 117106548), (21, 78071032), (24, 68312153), (26, 63057372), (28, 58553274), (39, 42038248), (42, 39035516), (52, 31528686), (56, 29276637), (71, 23091432), (78, 21019124), (84, 19517758), (91, 18016392), (97, 16901976), (104, 15764343), (109, 15041208), (142, 11545716), (156, 10509562), (168, 9758879), (182, 9008196), (194, 8450988), (213, 7697144), (218, 7520604), (273, 6005464), (284, 5772858), (291, 5633992), (312, 5254781), (327, 5013736), (364, 4504098), (388, 4225494), (426, 3848572), (436, 3760302), (497, 3298776), (546, 3002732), (568, 2886429), (582, 2816996), (654, 2506868), (679, 2414568), (728, 2252049), (763, 2148744), (776, 2112747), (852, 1924286), (872, 1880151), (923, 1776264), (994, 1649388), (1092, 1501366), (1164, 1408498), (1261, 1300152), (1308, 1253434), (1358, 1207284), (1417, 1157016), (1491, 1099592), (1526, 1074372), (1704, 962143), (1846, 888132), (1988, 824694), (2037, 804856), (2184, 750683), (2289, 716248), (2328, 704249), (2522, 650076), (2616, 626717), (2716, 603642), (2769, 592088), (2834, 578508), (2982, 549796), (3052, 537186), (3692, 444066), (3783, 433384), (3976, 412347), (4074, 402428), (4251, 385672), (4578, 358124), (5044, 325038), (5432, 301821), (5538, 296044), (5668, 289254), (5964, 274898), (6104, 268593), (6461, 253752), (6887, 238056), (7384, 222033), (7566, 216692), (7739, 211848), (8148, 201214), (8502, 192836), (8827, 185736), (9156, 179062), (9919, 165288), (10088, 162519), (10573, 155064), (11076, 148022), (11336, 144627), (11928, 137449), (12922, 126876), (13774, 119028), (15132, 108346), (15478, 105924), (16296, 100607), (17004, 96418), (17654, 92868), (18312, 89531), (19383, 84584), (19838, 82644), (20661, 79352), (21146, 77532), (22152, 74011), (23217, 70616), (25844, 63438), (26481, 61912), (27548, 59514), (29757, 55096), (30264, 54173), (30956, 52962), (31719, 51688), (34008, 48209), (35308, 46434), (38766, 42292), (39676, 41322)]