648659520

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{2851}}^1$

素因数の和:2953

約数の個数: 168

約数和(自身を含む): 2260152960

約数和(自身を除く): 1611493440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 79, 80, 90, 96, 120, 144, 158, 160, 180, 192, 237, 240, 288, 316, 320, 360, 395, 474, 480, 576, 632, 711, 720, 790, 948, 960, 1185, 1264, 1422, 1440, 1580, 1896, 2370, 2528, 2844, 2851, 2880, 3160, 3555, 3792, 4740, 5056, 5688, 5702, 6320, 7110, 7584, 8553, 9480, 11376, 11404, 12640, 14220, 14255, 15168, 17106, 18960, 22752, 22808, 25280, 25659, 28440, 28510, 34212, 37920, 42765, 45504, 45616, 51318, 56880, 57020, 68424, 75840, 85530, 91232, 102636, 113760, 114040, 128295, 136848, 171060, 182464, 205272, 225229, 227520, 228080, 256590, 273696, 342120, 410544, 450458, 456160, 513180, 547392, 675687, 684240, 821088, 900916, 912320, 1026360, 1126145, 1351374, 1368480, 1642176, 1801832, 2027061, 2052720, 2252290, 2702748, 2736960, 3378435, 3603664, 4054122, 4105440, 4504580, 5405496, 6756870, 7207328, 8108244, 8210880, 9009160, 10135305, 10810992, 13513740, 14414656, 16216488, 18018320, 20270610, 21621984, 27027480, 32432976, 36036640, 40541220, 43243968, 54054960, 64865952, 72073280, 81082440, 108109920, 129731904, 162164880, 216219840, 324329760, 648659520]

約数ペア:

[(1, 648659520), (2, 324329760), (3, 216219840), (4, 162164880), (5, 129731904), (6, 108109920), (8, 81082440), (9, 72073280), (10, 64865952), (12, 54054960), (15, 43243968), (16, 40541220), (18, 36036640), (20, 32432976), (24, 27027480), (30, 21621984), (32, 20270610), (36, 18018320), (40, 16216488), (45, 14414656), (48, 13513740), (60, 10810992), (64, 10135305), (72, 9009160), (79, 8210880), (80, 8108244), (90, 7207328), (96, 6756870), (120, 5405496), (144, 4504580), (158, 4105440), (160, 4054122), (180, 3603664), (192, 3378435), (237, 2736960), (240, 2702748), (288, 2252290), (316, 2052720), (320, 2027061), (360, 1801832), (395, 1642176), (474, 1368480), (480, 1351374), (576, 1126145), (632, 1026360), (711, 912320), (720, 900916), (790, 821088), (948, 684240), (960, 675687), (1185, 547392), (1264, 513180), (1422, 456160), (1440, 450458), (1580, 410544), (1896, 342120), (2370, 273696), (2528, 256590), (2844, 228080), (2851, 227520), (2880, 225229), (3160, 205272), (3555, 182464), (3792, 171060), (4740, 136848), (5056, 128295), (5688, 114040), (5702, 113760), (6320, 102636), (7110, 91232), (7584, 85530), (8553, 75840), (9480, 68424), (11376, 57020), (11404, 56880), (12640, 51318), (14220, 45616), (14255, 45504), (15168, 42765), (17106, 37920), (18960, 34212), (22752, 28510), (22808, 28440), (25280, 25659)]