251520672

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{419}}^1$

素因数の和:495

約数の個数: 144

約数和(自身を含む): 736011360

約数和(自身を除く): 484490688

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 37, 39, 48, 52, 74, 78, 96, 104, 111, 148, 156, 169, 208, 222, 296, 312, 338, 416, 419, 444, 481, 507, 592, 624, 676, 838, 888, 962, 1014, 1184, 1248, 1257, 1352, 1443, 1676, 1776, 1924, 2028, 2514, 2704, 2886, 3352, 3552, 3848, 4056, 5028, 5408, 5447, 5772, 6253, 6704, 7696, 8112, 10056, 10894, 11544, 12506, 13408, 15392, 15503, 16224, 16341, 18759, 20112, 21788, 23088, 25012, 31006, 32682, 37518, 40224, 43576, 46176, 46509, 50024, 62012, 65364, 70811, 75036, 87152, 93018, 100048, 124024, 130728, 141622, 150072, 174304, 186036, 200096, 201539, 212433, 248048, 261456, 283244, 300144, 372072, 403078, 424866, 496096, 522912, 566488, 600288, 604617, 744144, 806156, 849732, 1132976, 1209234, 1488288, 1612312, 1699464, 2265952, 2418468, 2620007, 3224624, 3398928, 4836936, 5240014, 6449248, 6797856, 7860021, 9673872, 10480028, 15720042, 19347744, 20960056, 31440084, 41920112, 62880168, 83840224, 125760336, 251520672]

約数ペア:

[(1, 251520672), (2, 125760336), (3, 83840224), (4, 62880168), (6, 41920112), (8, 31440084), (12, 20960056), (13, 19347744), (16, 15720042), (24, 10480028), (26, 9673872), (32, 7860021), (37, 6797856), (39, 6449248), (48, 5240014), (52, 4836936), (74, 3398928), (78, 3224624), (96, 2620007), (104, 2418468), (111, 2265952), (148, 1699464), (156, 1612312), (169, 1488288), (208, 1209234), (222, 1132976), (296, 849732), (312, 806156), (338, 744144), (416, 604617), (419, 600288), (444, 566488), (481, 522912), (507, 496096), (592, 424866), (624, 403078), (676, 372072), (838, 300144), (888, 283244), (962, 261456), (1014, 248048), (1184, 212433), (1248, 201539), (1257, 200096), (1352, 186036), (1443, 174304), (1676, 150072), (1776, 141622), (1924, 130728), (2028, 124024), (2514, 100048), (2704, 93018), (2886, 87152), (3352, 75036), (3552, 70811), (3848, 65364), (4056, 62012), (5028, 50024), (5408, 46509), (5447, 46176), (5772, 43576), (6253, 40224), (6704, 37518), (7696, 32682), (8112, 31006), (10056, 25012), (10894, 23088), (11544, 21788), (12506, 20112), (13408, 18759), (15392, 16341), (15503, 16224)]