78990240

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{23509}}^1$

素因数の和:23534

約数の個数: 96

約数和(自身を含む): 284376960

約数和(自身を除く): 205386720

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, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 210, 224, 240, 280, 336, 420, 480, 560, 672, 840, 1120, 1680, 3360, 23509, 47018, 70527, 94036, 117545, 141054, 164563, 188072, 235090, 282108, 329126, 352635, 376144, 470180, 493689, 564216, 658252, 705270, 752288, 822815, 940360, 987378, 1128432, 1316504, 1410540, 1645630, 1880720, 1974756, 2256864, 2468445, 2633008, 2821080, 3291260, 3761440, 3949512, 4936890, 5266016, 5642160, 6582520, 7899024, 9873780, 11284320, 13165040, 15798048, 19747560, 26330080, 39495120, 78990240]

約数ペア:

[(1, 78990240), (2, 39495120), (3, 26330080), (4, 19747560), (5, 15798048), (6, 13165040), (7, 11284320), (8, 9873780), (10, 7899024), (12, 6582520), (14, 5642160), (15, 5266016), (16, 4936890), (20, 3949512), (21, 3761440), (24, 3291260), (28, 2821080), (30, 2633008), (32, 2468445), (35, 2256864), (40, 1974756), (42, 1880720), (48, 1645630), (56, 1410540), (60, 1316504), (70, 1128432), (80, 987378), (84, 940360), (96, 822815), (105, 752288), (112, 705270), (120, 658252), (140, 564216), (160, 493689), (168, 470180), (210, 376144), (224, 352635), (240, 329126), (280, 282108), (336, 235090), (420, 188072), (480, 164563), (560, 141054), (672, 117545), (840, 94036), (1120, 70527), (1680, 47018), (3360, 23509)]