212534720

素因数分解:

$2^6\times 5^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{431}}^1$

素因数の和:538

約数の個数: 112

約数和(自身を含む): 537228288

約数和(自身を除く): 324693568

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 67, 80, 92, 115, 134, 160, 184, 230, 268, 320, 335, 368, 431, 460, 536, 670, 736, 862, 920, 1072, 1340, 1472, 1541, 1724, 1840, 2144, 2155, 2680, 3082, 3448, 3680, 4288, 4310, 5360, 6164, 6896, 7360, 7705, 8620, 9913, 10720, 12328, 13792, 15410, 17240, 19826, 21440, 24656, 27584, 28877, 30820, 34480, 39652, 49312, 49565, 57754, 61640, 68960, 79304, 98624, 99130, 115508, 123280, 137920, 144385, 158608, 198260, 231016, 246560, 288770, 317216, 396520, 462032, 493120, 577540, 634432, 664171, 793040, 924064, 1155080, 1328342, 1586080, 1848128, 2310160, 2656684, 3172160, 3320855, 4620320, 5313368, 6641710, 9240640, 10626736, 13283420, 21253472, 26566840, 42506944, 53133680, 106267360, 212534720]

約数ペア:

[(1, 212534720), (2, 106267360), (4, 53133680), (5, 42506944), (8, 26566840), (10, 21253472), (16, 13283420), (20, 10626736), (23, 9240640), (32, 6641710), (40, 5313368), (46, 4620320), (64, 3320855), (67, 3172160), (80, 2656684), (92, 2310160), (115, 1848128), (134, 1586080), (160, 1328342), (184, 1155080), (230, 924064), (268, 793040), (320, 664171), (335, 634432), (368, 577540), (431, 493120), (460, 462032), (536, 396520), (670, 317216), (736, 288770), (862, 246560), (920, 231016), (1072, 198260), (1340, 158608), (1472, 144385), (1541, 137920), (1724, 123280), (1840, 115508), (2144, 99130), (2155, 98624), (2680, 79304), (3082, 68960), (3448, 61640), (3680, 57754), (4288, 49565), (4310, 49312), (5360, 39652), (6164, 34480), (6896, 30820), (7360, 28877), (7705, 27584), (8620, 24656), (9913, 21440), (10720, 19826), (12328, 17240), (13792, 15410)]