891057440

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3221}}^1$

素因数の和:3275

約数の個数: 192

約数和(自身を含む): 2728131840

約数和(自身を除く): 1837074400

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 19, 20, 26, 28, 32, 35, 38, 40, 52, 56, 65, 70, 76, 80, 91, 95, 104, 112, 130, 133, 140, 152, 160, 182, 190, 208, 224, 247, 260, 266, 280, 304, 364, 380, 416, 455, 494, 520, 532, 560, 608, 665, 728, 760, 910, 988, 1040, 1064, 1120, 1235, 1330, 1456, 1520, 1729, 1820, 1976, 2080, 2128, 2470, 2660, 2912, 3040, 3221, 3458, 3640, 3952, 4256, 4940, 5320, 6442, 6916, 7280, 7904, 8645, 9880, 10640, 12884, 13832, 14560, 16105, 17290, 19760, 21280, 22547, 25768, 27664, 32210, 34580, 39520, 41873, 45094, 51536, 55328, 61199, 64420, 69160, 83746, 90188, 103072, 112735, 122398, 128840, 138320, 167492, 180376, 209365, 225470, 244796, 257680, 276640, 293111, 305995, 334984, 360752, 418730, 428393, 450940, 489592, 515360, 586222, 611990, 669968, 721504, 795587, 837460, 856786, 901880, 979184, 1172444, 1223980, 1339936, 1465555, 1591174, 1674920, 1713572, 1803760, 1958368, 2141965, 2344888, 2447960, 2931110, 3182348, 3349840, 3427144, 3607520, 3977935, 4283930, 4689776, 4895920, 5569109, 5862220, 6364696, 6699680, 6854288, 7955870, 8567860, 9379552, 9791840, 11138218, 11724440, 12729392, 13708576, 15911740, 17135720, 22276436, 23448880, 25458784, 27845545, 31823480, 34271440, 44552872, 46897760, 55691090, 63646960, 68542880, 89105744, 111382180, 127293920, 178211488, 222764360, 445528720, 891057440]

約数ペア:

[(1, 891057440), (2, 445528720), (4, 222764360), (5, 178211488), (7, 127293920), (8, 111382180), (10, 89105744), (13, 68542880), (14, 63646960), (16, 55691090), (19, 46897760), (20, 44552872), (26, 34271440), (28, 31823480), (32, 27845545), (35, 25458784), (38, 23448880), (40, 22276436), (52, 17135720), (56, 15911740), (65, 13708576), (70, 12729392), (76, 11724440), (80, 11138218), (91, 9791840), (95, 9379552), (104, 8567860), (112, 7955870), (130, 6854288), (133, 6699680), (140, 6364696), (152, 5862220), (160, 5569109), (182, 4895920), (190, 4689776), (208, 4283930), (224, 3977935), (247, 3607520), (260, 3427144), (266, 3349840), (280, 3182348), (304, 2931110), (364, 2447960), (380, 2344888), (416, 2141965), (455, 1958368), (494, 1803760), (520, 1713572), (532, 1674920), (560, 1591174), (608, 1465555), (665, 1339936), (728, 1223980), (760, 1172444), (910, 979184), (988, 901880), (1040, 856786), (1064, 837460), (1120, 795587), (1235, 721504), (1330, 669968), (1456, 611990), (1520, 586222), (1729, 515360), (1820, 489592), (1976, 450940), (2080, 428393), (2128, 418730), (2470, 360752), (2660, 334984), (2912, 305995), (3040, 293111), (3221, 276640), (3458, 257680), (3640, 244796), (3952, 225470), (4256, 209365), (4940, 180376), (5320, 167492), (6442, 138320), (6916, 128840), (7280, 122398), (7904, 112735), (8645, 103072), (9880, 90188), (10640, 83746), (12884, 69160), (13832, 64420), (14560, 61199), (16105, 55328), (17290, 51536), (19760, 45094), (21280, 41873), (22547, 39520), (25768, 34580), (27664, 32210)]