212104480

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1$

素因数の和:243

約数の個数: 192

約数和(自身を含む): 609638400

約数和(自身を除く): 397533920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 41, 56, 62, 70, 80, 82, 112, 124, 140, 149, 155, 160, 164, 205, 217, 224, 248, 280, 287, 298, 310, 328, 410, 434, 496, 560, 574, 596, 620, 656, 745, 820, 868, 992, 1043, 1085, 1120, 1148, 1192, 1240, 1271, 1312, 1435, 1490, 1640, 1736, 2086, 2170, 2296, 2384, 2480, 2542, 2870, 2980, 3280, 3472, 4172, 4340, 4592, 4619, 4768, 4960, 5084, 5215, 5740, 5960, 6109, 6355, 6560, 6944, 8344, 8680, 8897, 9184, 9238, 10168, 10430, 11480, 11920, 12218, 12710, 16688, 17360, 17794, 18476, 20336, 20860, 22960, 23095, 23840, 24436, 25420, 30545, 32333, 33376, 34720, 35588, 36952, 40672, 41720, 42763, 44485, 45920, 46190, 48872, 50840, 61090, 64666, 71176, 73904, 83440, 85526, 88970, 92380, 97744, 101680, 122180, 129332, 142352, 147808, 161665, 166880, 171052, 177940, 184760, 189379, 195488, 203360, 213815, 244360, 258664, 284704, 323330, 342104, 355880, 369520, 378758, 427630, 488720, 517328, 646660, 684208, 711760, 739040, 757516, 855260, 946895, 977440, 1034656, 1293320, 1325653, 1368416, 1423520, 1515032, 1710520, 1893790, 2586640, 2651306, 3030064, 3421040, 3787580, 5173280, 5302612, 6060128, 6628265, 6842080, 7575160, 10605224, 13256530, 15150320, 21210448, 26513060, 30300640, 42420896, 53026120, 106052240, 212104480]

約数ペア:

[(1, 212104480), (2, 106052240), (4, 53026120), (5, 42420896), (7, 30300640), (8, 26513060), (10, 21210448), (14, 15150320), (16, 13256530), (20, 10605224), (28, 7575160), (31, 6842080), (32, 6628265), (35, 6060128), (40, 5302612), (41, 5173280), (56, 3787580), (62, 3421040), (70, 3030064), (80, 2651306), (82, 2586640), (112, 1893790), (124, 1710520), (140, 1515032), (149, 1423520), (155, 1368416), (160, 1325653), (164, 1293320), (205, 1034656), (217, 977440), (224, 946895), (248, 855260), (280, 757516), (287, 739040), (298, 711760), (310, 684208), (328, 646660), (410, 517328), (434, 488720), (496, 427630), (560, 378758), (574, 369520), (596, 355880), (620, 342104), (656, 323330), (745, 284704), (820, 258664), (868, 244360), (992, 213815), (1043, 203360), (1085, 195488), (1120, 189379), (1148, 184760), (1192, 177940), (1240, 171052), (1271, 166880), (1312, 161665), (1435, 147808), (1490, 142352), (1640, 129332), (1736, 122180), (2086, 101680), (2170, 97744), (2296, 92380), (2384, 88970), (2480, 85526), (2542, 83440), (2870, 73904), (2980, 71176), (3280, 64666), (3472, 61090), (4172, 50840), (4340, 48872), (4592, 46190), (4619, 45920), (4768, 44485), (4960, 42763), (5084, 41720), (5215, 40672), (5740, 36952), (5960, 35588), (6109, 34720), (6355, 33376), (6560, 32333), (6944, 30545), (8344, 25420), (8680, 24436), (8897, 23840), (9184, 23095), (9238, 22960), (10168, 20860), (10430, 20336), (11480, 18476), (11920, 17794), (12218, 17360), (12710, 16688)]