639605280

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{761}}^1$

素因数の和:899

約数の個数: 192

約数和(自身を含む): 2156813568

約数和(自身を除く): 1517208288

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 68, 80, 85, 96, 102, 103, 120, 136, 160, 170, 204, 206, 240, 255, 272, 309, 340, 408, 412, 480, 510, 515, 544, 618, 680, 761, 816, 824, 1020, 1030, 1236, 1360, 1522, 1545, 1632, 1648, 1751, 2040, 2060, 2283, 2472, 2720, 3044, 3090, 3296, 3502, 3805, 4080, 4120, 4566, 4944, 5253, 6088, 6180, 7004, 7610, 8160, 8240, 8755, 9132, 9888, 10506, 11415, 12176, 12360, 12937, 14008, 15220, 16480, 17510, 18264, 21012, 22830, 24352, 24720, 25874, 26265, 28016, 30440, 35020, 36528, 38811, 42024, 45660, 49440, 51748, 52530, 56032, 60880, 64685, 70040, 73056, 77622, 78383, 84048, 91320, 103496, 105060, 121760, 129370, 140080, 155244, 156766, 168096, 182640, 194055, 206992, 210120, 235149, 258740, 280160, 310488, 313532, 365280, 388110, 391915, 413984, 420240, 470298, 517480, 620976, 627064, 776220, 783830, 840480, 940596, 1034960, 1175745, 1241952, 1254128, 1332511, 1552440, 1567660, 1881192, 2069920, 2351490, 2508256, 2665022, 3104880, 3135320, 3762384, 3997533, 4702980, 5330044, 6209760, 6270640, 6662555, 7524768, 7995066, 9405960, 10660088, 12541280, 13325110, 15990132, 18811920, 19987665, 21320176, 26650220, 31980264, 37623840, 39975330, 42640352, 53300440, 63960528, 79950660, 106600880, 127921056, 159901320, 213201760, 319802640, 639605280]

約数ペア:

[(1, 639605280), (2, 319802640), (3, 213201760), (4, 159901320), (5, 127921056), (6, 106600880), (8, 79950660), (10, 63960528), (12, 53300440), (15, 42640352), (16, 39975330), (17, 37623840), (20, 31980264), (24, 26650220), (30, 21320176), (32, 19987665), (34, 18811920), (40, 15990132), (48, 13325110), (51, 12541280), (60, 10660088), (68, 9405960), (80, 7995066), (85, 7524768), (96, 6662555), (102, 6270640), (103, 6209760), (120, 5330044), (136, 4702980), (160, 3997533), (170, 3762384), (204, 3135320), (206, 3104880), (240, 2665022), (255, 2508256), (272, 2351490), (309, 2069920), (340, 1881192), (408, 1567660), (412, 1552440), (480, 1332511), (510, 1254128), (515, 1241952), (544, 1175745), (618, 1034960), (680, 940596), (761, 840480), (816, 783830), (824, 776220), (1020, 627064), (1030, 620976), (1236, 517480), (1360, 470298), (1522, 420240), (1545, 413984), (1632, 391915), (1648, 388110), (1751, 365280), (2040, 313532), (2060, 310488), (2283, 280160), (2472, 258740), (2720, 235149), (3044, 210120), (3090, 206992), (3296, 194055), (3502, 182640), (3805, 168096), (4080, 156766), (4120, 155244), (4566, 140080), (4944, 129370), (5253, 121760), (6088, 105060), (6180, 103496), (7004, 91320), (7610, 84048), (8160, 78383), (8240, 77622), (8755, 73056), (9132, 70040), (9888, 64685), (10506, 60880), (11415, 56032), (12176, 52530), (12360, 51748), (12937, 49440), (14008, 45660), (15220, 42024), (16480, 38811), (17510, 36528), (18264, 35020), (21012, 30440), (22830, 28016), (24352, 26265), (24720, 25874)]