219856960

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{599}}^1$

素因数の和:684

約数の個数: 112

約数和(自身を含む): 555955200

約数和(自身を除く): 336098240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 37, 40, 62, 64, 74, 80, 124, 148, 155, 160, 185, 248, 296, 310, 320, 370, 496, 592, 599, 620, 740, 992, 1147, 1184, 1198, 1240, 1480, 1984, 2294, 2368, 2396, 2480, 2960, 2995, 4588, 4792, 4960, 5735, 5920, 5990, 9176, 9584, 9920, 11470, 11840, 11980, 18352, 18569, 19168, 22163, 22940, 23960, 36704, 37138, 38336, 44326, 45880, 47920, 73408, 74276, 88652, 91760, 92845, 95840, 110815, 148552, 177304, 183520, 185690, 191680, 221630, 297104, 354608, 367040, 371380, 443260, 594208, 687053, 709216, 742760, 886520, 1188416, 1374106, 1418432, 1485520, 1773040, 2748212, 2971040, 3435265, 3546080, 5496424, 5942080, 6870530, 7092160, 10992848, 13741060, 21985696, 27482120, 43971392, 54964240, 109928480, 219856960]

約数ペア:

[(1, 219856960), (2, 109928480), (4, 54964240), (5, 43971392), (8, 27482120), (10, 21985696), (16, 13741060), (20, 10992848), (31, 7092160), (32, 6870530), (37, 5942080), (40, 5496424), (62, 3546080), (64, 3435265), (74, 2971040), (80, 2748212), (124, 1773040), (148, 1485520), (155, 1418432), (160, 1374106), (185, 1188416), (248, 886520), (296, 742760), (310, 709216), (320, 687053), (370, 594208), (496, 443260), (592, 371380), (599, 367040), (620, 354608), (740, 297104), (992, 221630), (1147, 191680), (1184, 185690), (1198, 183520), (1240, 177304), (1480, 148552), (1984, 110815), (2294, 95840), (2368, 92845), (2396, 91760), (2480, 88652), (2960, 74276), (2995, 73408), (4588, 47920), (4792, 45880), (4960, 44326), (5735, 38336), (5920, 37138), (5990, 36704), (9176, 23960), (9584, 22940), (9920, 22163), (11470, 19168), (11840, 18569), (11980, 18352)]