208410720

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{8861}}^1$

素因数の和:8893

約数の個数: 144

約数和(自身を含む): 763762608

約数和(自身を除く): 555351888

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, 49, 56, 60, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 196, 210, 224, 240, 245, 280, 294, 336, 392, 420, 480, 490, 560, 588, 672, 735, 784, 840, 980, 1120, 1176, 1470, 1568, 1680, 1960, 2352, 2940, 3360, 3920, 4704, 5880, 7840, 8861, 11760, 17722, 23520, 26583, 35444, 44305, 53166, 62027, 70888, 88610, 106332, 124054, 132915, 141776, 177220, 186081, 212664, 248108, 265830, 283552, 310135, 354440, 372162, 425328, 434189, 496216, 531660, 620270, 708880, 744324, 850656, 868378, 930405, 992432, 1063320, 1240540, 1302567, 1417760, 1488648, 1736756, 1860810, 1984864, 2126640, 2170945, 2481080, 2605134, 2977296, 3473512, 3721620, 4253280, 4341890, 4962160, 5210268, 5954592, 6512835, 6947024, 7443240, 8683780, 9924320, 10420536, 13025670, 13894048, 14886480, 17367560, 20841072, 26051340, 29772960, 34735120, 41682144, 52102680, 69470240, 104205360, 208410720]

約数ペア:

[(1, 208410720), (2, 104205360), (3, 69470240), (4, 52102680), (5, 41682144), (6, 34735120), (7, 29772960), (8, 26051340), (10, 20841072), (12, 17367560), (14, 14886480), (15, 13894048), (16, 13025670), (20, 10420536), (21, 9924320), (24, 8683780), (28, 7443240), (30, 6947024), (32, 6512835), (35, 5954592), (40, 5210268), (42, 4962160), (48, 4341890), (49, 4253280), (56, 3721620), (60, 3473512), (70, 2977296), (80, 2605134), (84, 2481080), (96, 2170945), (98, 2126640), (105, 1984864), (112, 1860810), (120, 1736756), (140, 1488648), (147, 1417760), (160, 1302567), (168, 1240540), (196, 1063320), (210, 992432), (224, 930405), (240, 868378), (245, 850656), (280, 744324), (294, 708880), (336, 620270), (392, 531660), (420, 496216), (480, 434189), (490, 425328), (560, 372162), (588, 354440), (672, 310135), (735, 283552), (784, 265830), (840, 248108), (980, 212664), (1120, 186081), (1176, 177220), (1470, 141776), (1568, 132915), (1680, 124054), (1960, 106332), (2352, 88610), (2940, 70888), (3360, 62027), (3920, 53166), (4704, 44305), (5880, 35444), (7840, 26583), (8861, 23520), (11760, 17722)]