27972560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1$

素因数の和:289

約数の個数: 160

約数和(自身を含む): 85708800

約数和(自身を除く): 57736240

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 19, 20, 22, 28, 35, 38, 40, 44, 55, 56, 70, 76, 77, 80, 88, 95, 110, 112, 133, 140, 152, 154, 176, 190, 209, 220, 239, 266, 280, 304, 308, 380, 385, 418, 440, 478, 532, 560, 616, 665, 760, 770, 836, 880, 956, 1045, 1064, 1195, 1232, 1330, 1463, 1520, 1540, 1672, 1673, 1912, 2090, 2128, 2390, 2629, 2660, 2926, 3080, 3344, 3346, 3824, 4180, 4541, 4780, 5258, 5320, 5852, 6160, 6692, 7315, 8360, 8365, 9082, 9560, 10516, 10640, 11704, 13145, 13384, 14630, 16720, 16730, 18164, 18403, 19120, 21032, 22705, 23408, 26290, 26768, 29260, 31787, 33460, 36328, 36806, 42064, 45410, 49951, 52580, 58520, 63574, 66920, 72656, 73612, 90820, 92015, 99902, 105160, 117040, 127148, 133840, 147224, 158935, 181640, 184030, 199804, 210320, 249755, 254296, 294448, 317870, 349657, 363280, 368060, 399608, 499510, 508592, 635740, 699314, 736120, 799216, 999020, 1271480, 1398628, 1472240, 1748285, 1998040, 2542960, 2797256, 3496570, 3996080, 5594512, 6993140, 13986280, 27972560]

約数ペア:

[(1, 27972560), (2, 13986280), (4, 6993140), (5, 5594512), (7, 3996080), (8, 3496570), (10, 2797256), (11, 2542960), (14, 1998040), (16, 1748285), (19, 1472240), (20, 1398628), (22, 1271480), (28, 999020), (35, 799216), (38, 736120), (40, 699314), (44, 635740), (55, 508592), (56, 499510), (70, 399608), (76, 368060), (77, 363280), (80, 349657), (88, 317870), (95, 294448), (110, 254296), (112, 249755), (133, 210320), (140, 199804), (152, 184030), (154, 181640), (176, 158935), (190, 147224), (209, 133840), (220, 127148), (239, 117040), (266, 105160), (280, 99902), (304, 92015), (308, 90820), (380, 73612), (385, 72656), (418, 66920), (440, 63574), (478, 58520), (532, 52580), (560, 49951), (616, 45410), (665, 42064), (760, 36806), (770, 36328), (836, 33460), (880, 31787), (956, 29260), (1045, 26768), (1064, 26290), (1195, 23408), (1232, 22705), (1330, 21032), (1463, 19120), (1520, 18403), (1540, 18164), (1672, 16730), (1673, 16720), (1912, 14630), (2090, 13384), (2128, 13145), (2390, 11704), (2629, 10640), (2660, 10516), (2926, 9560), (3080, 9082), (3344, 8365), (3346, 8360), (3824, 7315), (4180, 6692), (4541, 6160), (4780, 5852), (5258, 5320)]