218144640

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{16231}}^1$

素因数の和:16260

約数の個数: 128

約数和(自身を含む): 794718720

約数和(自身を除く): 576574080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 840, 896, 960, 1120, 1344, 1680, 1920, 2240, 2688, 3360, 4480, 6720, 13440, 16231, 32462, 48693, 64924, 81155, 97386, 113617, 129848, 162310, 194772, 227234, 243465, 259696, 324620, 340851, 389544, 454468, 486930, 519392, 568085, 649240, 681702, 779088, 908936, 973860, 1038784, 1136170, 1298480, 1363404, 1558176, 1704255, 1817872, 1947720, 2077568, 2272340, 2596960, 2726808, 3116352, 3408510, 3635744, 3895440, 4544680, 5193920, 5453616, 6232704, 6817020, 7271488, 7790880, 9089360, 10387840, 10907232, 13634040, 14542976, 15581760, 18178720, 21814464, 27268080, 31163520, 36357440, 43628928, 54536160, 72714880, 109072320, 218144640]

約数ペア:

[(1, 218144640), (2, 109072320), (3, 72714880), (4, 54536160), (5, 43628928), (6, 36357440), (7, 31163520), (8, 27268080), (10, 21814464), (12, 18178720), (14, 15581760), (15, 14542976), (16, 13634040), (20, 10907232), (21, 10387840), (24, 9089360), (28, 7790880), (30, 7271488), (32, 6817020), (35, 6232704), (40, 5453616), (42, 5193920), (48, 4544680), (56, 3895440), (60, 3635744), (64, 3408510), (70, 3116352), (80, 2726808), (84, 2596960), (96, 2272340), (105, 2077568), (112, 1947720), (120, 1817872), (128, 1704255), (140, 1558176), (160, 1363404), (168, 1298480), (192, 1136170), (210, 1038784), (224, 973860), (240, 908936), (280, 779088), (320, 681702), (336, 649240), (384, 568085), (420, 519392), (448, 486930), (480, 454468), (560, 389544), (640, 340851), (672, 324620), (840, 259696), (896, 243465), (960, 227234), (1120, 194772), (1344, 162310), (1680, 129848), (1920, 113617), (2240, 97386), (2688, 81155), (3360, 64924), (4480, 48693), (6720, 32462), (13440, 16231)]