251421408

素因数分解:

$2^5\times 3^5\times 7^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1$

素因数の和:212

約数の個数: 288

約数和(自身を含む): 880588800

約数和(自身を除く): 629167392

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 31, 32, 36, 42, 48, 54, 56, 62, 63, 72, 81, 84, 93, 96, 108, 112, 124, 126, 144, 149, 162, 168, 186, 189, 216, 217, 224, 243, 248, 252, 279, 288, 298, 324, 336, 372, 378, 432, 434, 447, 486, 496, 504, 558, 567, 596, 648, 651, 672, 744, 756, 837, 864, 868, 894, 972, 992, 1008, 1043, 1116, 1134, 1192, 1296, 1302, 1341, 1488, 1512, 1674, 1701, 1736, 1788, 1944, 1953, 2016, 2086, 2232, 2268, 2384, 2511, 2592, 2604, 2682, 2976, 3024, 3129, 3348, 3402, 3472, 3576, 3888, 3906, 4023, 4172, 4464, 4536, 4619, 4768, 5022, 5208, 5364, 5859, 6048, 6258, 6696, 6804, 6944, 7152, 7533, 7776, 7812, 8046, 8344, 8928, 9072, 9238, 9387, 10044, 10416, 10728, 11718, 12069, 12516, 13392, 13608, 13857, 14304, 15066, 15624, 16092, 16688, 17577, 18144, 18476, 18774, 20088, 20832, 21456, 23436, 24138, 25032, 26784, 27216, 27714, 28161, 30132, 31248, 32184, 32333, 33376, 35154, 36207, 36952, 37548, 40176, 41571, 42912, 46872, 48276, 50064, 52731, 54432, 55428, 56322, 60264, 62496, 64368, 64666, 70308, 72414, 73904, 75096, 80352, 83142, 84483, 93744, 96552, 96999, 100128, 105462, 110856, 112644, 120528, 124713, 128736, 129332, 140616, 144828, 147808, 150192, 166284, 168966, 187488, 193104, 193998, 210924, 221712, 225288, 241056, 249426, 253449, 258664, 281232, 289656, 290997, 300384, 332568, 337932, 374139, 386208, 387996, 421848, 443424, 450576, 498852, 506898, 517328, 562464, 579312, 581994, 665136, 675864, 748278, 775992, 843696, 872991, 901152, 997704, 1013796, 1034656, 1122417, 1158624, 1163988, 1330272, 1351728, 1496556, 1551984, 1687392, 1745982, 1995408, 2027592, 2244834, 2327976, 2618973, 2703456, 2993112, 3103968, 3491964, 3990816, 4055184, 4489668, 4655952, 5237946, 5986224, 6983928, 7856919, 8110368, 8979336, 9311904, 10475892, 11972448, 13967856, 15713838, 17958672, 20951784, 27935712, 31427676, 35917344, 41903568, 62855352, 83807136, 125710704, 251421408]

約数ペア:

[(1, 251421408), (2, 125710704), (3, 83807136), (4, 62855352), (6, 41903568), (7, 35917344), (8, 31427676), (9, 27935712), (12, 20951784), (14, 17958672), (16, 15713838), (18, 13967856), (21, 11972448), (24, 10475892), (27, 9311904), (28, 8979336), (31, 8110368), (32, 7856919), (36, 6983928), (42, 5986224), (48, 5237946), (54, 4655952), (56, 4489668), (62, 4055184), (63, 3990816), (72, 3491964), (81, 3103968), (84, 2993112), (93, 2703456), (96, 2618973), (108, 2327976), (112, 2244834), (124, 2027592), (126, 1995408), (144, 1745982), (149, 1687392), (162, 1551984), (168, 1496556), (186, 1351728), (189, 1330272), (216, 1163988), (217, 1158624), (224, 1122417), (243, 1034656), (248, 1013796), (252, 997704), (279, 901152), (288, 872991), (298, 843696), (324, 775992), (336, 748278), (372, 675864), (378, 665136), (432, 581994), (434, 579312), (447, 562464), (486, 517328), (496, 506898), (504, 498852), (558, 450576), (567, 443424), (596, 421848), (648, 387996), (651, 386208), (672, 374139), (744, 337932), (756, 332568), (837, 300384), (864, 290997), (868, 289656), (894, 281232), (972, 258664), (992, 253449), (1008, 249426), (1043, 241056), (1116, 225288), (1134, 221712), (1192, 210924), (1296, 193998), (1302, 193104), (1341, 187488), (1488, 168966), (1512, 166284), (1674, 150192), (1701, 147808), (1736, 144828), (1788, 140616), (1944, 129332), (1953, 128736), (2016, 124713), (2086, 120528), (2232, 112644), (2268, 110856), (2384, 105462), (2511, 100128), (2592, 96999), (2604, 96552), (2682, 93744), (2976, 84483), (3024, 83142), (3129, 80352), (3348, 75096), (3402, 73904), (3472, 72414), (3576, 70308), (3888, 64666), (3906, 64368), (4023, 62496), (4172, 60264), (4464, 56322), (4536, 55428), (4619, 54432), (4768, 52731), (5022, 50064), (5208, 48276), (5364, 46872), (5859, 42912), (6048, 41571), (6258, 40176), (6696, 37548), (6804, 36952), (6944, 36207), (7152, 35154), (7533, 33376), (7776, 32333), (7812, 32184), (8046, 31248), (8344, 30132), (8928, 28161), (9072, 27714), (9238, 27216), (9387, 26784), (10044, 25032), (10416, 24138), (10728, 23436), (11718, 21456), (12069, 20832), (12516, 20088), (13392, 18774), (13608, 18476), (13857, 18144), (14304, 17577), (15066, 16688), (15624, 16092)]