31146720

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{347}}^1$

素因数の和:393

約数の個数: 192

約数和(自身を含む): 113654016

約数和(自身を除く): 82507296

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 17, 20, 22, 24, 30, 32, 33, 34, 40, 44, 48, 51, 55, 60, 66, 68, 80, 85, 88, 96, 102, 110, 120, 132, 136, 160, 165, 170, 176, 187, 204, 220, 240, 255, 264, 272, 330, 340, 347, 352, 374, 408, 440, 480, 510, 528, 544, 561, 660, 680, 694, 748, 816, 880, 935, 1020, 1041, 1056, 1122, 1320, 1360, 1388, 1496, 1632, 1735, 1760, 1870, 2040, 2082, 2244, 2640, 2720, 2776, 2805, 2992, 3470, 3740, 3817, 4080, 4164, 4488, 5205, 5280, 5552, 5610, 5899, 5984, 6940, 7480, 7634, 8160, 8328, 8976, 10410, 11104, 11220, 11451, 11798, 13880, 14960, 15268, 16656, 17697, 17952, 19085, 20820, 22440, 22902, 23596, 27760, 29495, 29920, 30536, 33312, 35394, 38170, 41640, 44880, 45804, 47192, 55520, 57255, 58990, 61072, 64889, 70788, 76340, 83280, 88485, 89760, 91608, 94384, 114510, 117980, 122144, 129778, 141576, 152680, 166560, 176970, 183216, 188768, 194667, 229020, 235960, 259556, 283152, 305360, 324445, 353940, 366432, 389334, 458040, 471920, 519112, 566304, 610720, 648890, 707880, 778668, 916080, 943840, 973335, 1038224, 1297780, 1415760, 1557336, 1832160, 1946670, 2076448, 2595560, 2831520, 3114672, 3893340, 5191120, 6229344, 7786680, 10382240, 15573360, 31146720]

約数ペア:

[(1, 31146720), (2, 15573360), (3, 10382240), (4, 7786680), (5, 6229344), (6, 5191120), (8, 3893340), (10, 3114672), (11, 2831520), (12, 2595560), (15, 2076448), (16, 1946670), (17, 1832160), (20, 1557336), (22, 1415760), (24, 1297780), (30, 1038224), (32, 973335), (33, 943840), (34, 916080), (40, 778668), (44, 707880), (48, 648890), (51, 610720), (55, 566304), (60, 519112), (66, 471920), (68, 458040), (80, 389334), (85, 366432), (88, 353940), (96, 324445), (102, 305360), (110, 283152), (120, 259556), (132, 235960), (136, 229020), (160, 194667), (165, 188768), (170, 183216), (176, 176970), (187, 166560), (204, 152680), (220, 141576), (240, 129778), (255, 122144), (264, 117980), (272, 114510), (330, 94384), (340, 91608), (347, 89760), (352, 88485), (374, 83280), (408, 76340), (440, 70788), (480, 64889), (510, 61072), (528, 58990), (544, 57255), (561, 55520), (660, 47192), (680, 45804), (694, 44880), (748, 41640), (816, 38170), (880, 35394), (935, 33312), (1020, 30536), (1041, 29920), (1056, 29495), (1122, 27760), (1320, 23596), (1360, 22902), (1388, 22440), (1496, 20820), (1632, 19085), (1735, 17952), (1760, 17697), (1870, 16656), (2040, 15268), (2082, 14960), (2244, 13880), (2640, 11798), (2720, 11451), (2776, 11220), (2805, 11104), (2992, 10410), (3470, 8976), (3740, 8328), (3817, 8160), (4080, 7634), (4164, 7480), (4488, 6940), (5205, 5984), (5280, 5899), (5552, 5610)]