31665480

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1$

素因数の和:204

約数の個数: 256

約数和(自身を含む): 124416000

約数和(自身を除く): 92750520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 23, 24, 28, 30, 33, 35, 40, 42, 44, 46, 55, 56, 60, 66, 69, 70, 77, 84, 88, 92, 105, 110, 115, 120, 132, 138, 140, 149, 154, 161, 165, 168, 184, 210, 220, 230, 231, 253, 264, 276, 280, 298, 308, 322, 330, 345, 385, 420, 440, 447, 460, 462, 483, 506, 552, 596, 616, 644, 660, 690, 745, 759, 770, 805, 840, 894, 920, 924, 966, 1012, 1043, 1155, 1192, 1265, 1288, 1320, 1380, 1490, 1518, 1540, 1610, 1639, 1771, 1788, 1848, 1932, 2024, 2086, 2235, 2310, 2415, 2530, 2760, 2980, 3036, 3080, 3129, 3220, 3278, 3427, 3542, 3576, 3795, 3864, 4172, 4470, 4620, 4830, 4917, 5060, 5215, 5313, 5960, 6072, 6258, 6440, 6556, 6854, 7084, 7590, 8195, 8344, 8855, 8940, 9240, 9660, 9834, 10120, 10281, 10430, 10626, 11473, 12516, 13112, 13708, 14168, 15180, 15645, 16390, 17135, 17710, 17880, 19320, 19668, 20562, 20860, 21252, 22946, 23989, 24585, 25032, 26565, 27416, 30360, 31290, 32780, 34270, 34419, 35420, 37697, 39336, 41124, 41720, 42504, 45892, 47978, 49170, 51405, 53130, 57365, 62580, 65560, 68540, 68838, 70840, 71967, 75394, 82248, 91784, 95956, 98340, 102810, 106260, 113091, 114730, 119945, 125160, 137080, 137676, 143934, 150788, 172095, 188485, 191912, 196680, 205620, 212520, 226182, 229460, 239890, 263879, 275352, 287868, 301576, 344190, 359835, 376970, 411240, 452364, 458920, 479780, 527758, 565455, 575736, 688380, 719670, 753940, 791637, 904728, 959560, 1055516, 1130910, 1319395, 1376760, 1439340, 1507880, 1583274, 2111032, 2261820, 2638790, 2878680, 3166548, 3958185, 4523640, 5277580, 6333096, 7916370, 10555160, 15832740, 31665480]

約数ペア:

[(1, 31665480), (2, 15832740), (3, 10555160), (4, 7916370), (5, 6333096), (6, 5277580), (7, 4523640), (8, 3958185), (10, 3166548), (11, 2878680), (12, 2638790), (14, 2261820), (15, 2111032), (20, 1583274), (21, 1507880), (22, 1439340), (23, 1376760), (24, 1319395), (28, 1130910), (30, 1055516), (33, 959560), (35, 904728), (40, 791637), (42, 753940), (44, 719670), (46, 688380), (55, 575736), (56, 565455), (60, 527758), (66, 479780), (69, 458920), (70, 452364), (77, 411240), (84, 376970), (88, 359835), (92, 344190), (105, 301576), (110, 287868), (115, 275352), (120, 263879), (132, 239890), (138, 229460), (140, 226182), (149, 212520), (154, 205620), (161, 196680), (165, 191912), (168, 188485), (184, 172095), (210, 150788), (220, 143934), (230, 137676), (231, 137080), (253, 125160), (264, 119945), (276, 114730), (280, 113091), (298, 106260), (308, 102810), (322, 98340), (330, 95956), (345, 91784), (385, 82248), (420, 75394), (440, 71967), (447, 70840), (460, 68838), (462, 68540), (483, 65560), (506, 62580), (552, 57365), (596, 53130), (616, 51405), (644, 49170), (660, 47978), (690, 45892), (745, 42504), (759, 41720), (770, 41124), (805, 39336), (840, 37697), (894, 35420), (920, 34419), (924, 34270), (966, 32780), (1012, 31290), (1043, 30360), (1155, 27416), (1192, 26565), (1265, 25032), (1288, 24585), (1320, 23989), (1380, 22946), (1490, 21252), (1518, 20860), (1540, 20562), (1610, 19668), (1639, 19320), (1771, 17880), (1788, 17710), (1848, 17135), (1932, 16390), (2024, 15645), (2086, 15180), (2235, 14168), (2310, 13708), (2415, 13112), (2530, 12516), (2760, 11473), (2980, 10626), (3036, 10430), (3080, 10281), (3129, 10120), (3220, 9834), (3278, 9660), (3427, 9240), (3542, 8940), (3576, 8855), (3795, 8344), (3864, 8195), (4172, 7590), (4470, 7084), (4620, 6854), (4830, 6556), (4917, 6440), (5060, 6258), (5215, 6072), (5313, 5960)]