218706880

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{599}}^1$

素因数の和:786

約数の個数: 112

約数和(自身を含む): 599846400

約数和(自身を除く): 381139520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 163, 224, 280, 320, 326, 448, 560, 599, 652, 815, 1120, 1141, 1198, 1304, 1630, 2240, 2282, 2396, 2608, 2995, 3260, 4193, 4564, 4792, 5216, 5705, 5990, 6520, 8386, 9128, 9584, 10432, 11410, 11980, 13040, 16772, 18256, 19168, 20965, 22820, 23960, 26080, 33544, 36512, 38336, 41930, 45640, 47920, 52160, 67088, 73024, 83860, 91280, 95840, 97637, 134176, 167720, 182560, 191680, 195274, 268352, 335440, 365120, 390548, 488185, 670880, 683459, 781096, 976370, 1341760, 1366918, 1562192, 1952740, 2733836, 3124384, 3417295, 3905480, 5467672, 6248768, 6834590, 7810960, 10935344, 13669180, 15621920, 21870688, 27338360, 31243840, 43741376, 54676720, 109353440, 218706880]

約数ペア:

[(1, 218706880), (2, 109353440), (4, 54676720), (5, 43741376), (7, 31243840), (8, 27338360), (10, 21870688), (14, 15621920), (16, 13669180), (20, 10935344), (28, 7810960), (32, 6834590), (35, 6248768), (40, 5467672), (56, 3905480), (64, 3417295), (70, 3124384), (80, 2733836), (112, 1952740), (140, 1562192), (160, 1366918), (163, 1341760), (224, 976370), (280, 781096), (320, 683459), (326, 670880), (448, 488185), (560, 390548), (599, 365120), (652, 335440), (815, 268352), (1120, 195274), (1141, 191680), (1198, 182560), (1304, 167720), (1630, 134176), (2240, 97637), (2282, 95840), (2396, 91280), (2608, 83860), (2995, 73024), (3260, 67088), (4193, 52160), (4564, 47920), (4792, 45640), (5216, 41930), (5705, 38336), (5990, 36512), (6520, 33544), (8386, 26080), (9128, 23960), (9584, 22820), (10432, 20965), (11410, 19168), (11980, 18256), (13040, 16772)]