31220640

素因数分解:

$2^5\times 3^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1$

素因数の和:114

約数の個数: 288

約数和(自身を含む): 122181696

約数和(自身を除く): 90961056

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 27, 30, 32, 33, 36, 40, 44, 45, 48, 54, 55, 60, 66, 72, 73, 80, 81, 88, 90, 96, 99, 108, 110, 120, 132, 135, 144, 146, 160, 162, 165, 176, 180, 198, 216, 219, 220, 240, 243, 264, 270, 288, 292, 297, 324, 330, 352, 360, 365, 396, 405, 432, 438, 440, 480, 486, 495, 528, 540, 584, 594, 648, 657, 660, 720, 730, 792, 803, 810, 864, 876, 880, 891, 972, 990, 1056, 1080, 1095, 1168, 1188, 1215, 1296, 1314, 1320, 1440, 1460, 1485, 1584, 1606, 1620, 1752, 1760, 1782, 1944, 1971, 1980, 2160, 2190, 2336, 2376, 2409, 2430, 2592, 2628, 2640, 2673, 2920, 2970, 3168, 3212, 3240, 3285, 3504, 3564, 3888, 3942, 3960, 4015, 4320, 4380, 4455, 4752, 4818, 4860, 5256, 5280, 5346, 5840, 5913, 5940, 6424, 6480, 6570, 7008, 7128, 7227, 7776, 7884, 7920, 8030, 8760, 8910, 9504, 9636, 9720, 9855, 10512, 10692, 11680, 11826, 11880, 12045, 12848, 12960, 13140, 13365, 14256, 14454, 15768, 15840, 16060, 17520, 17739, 17820, 19272, 19440, 19710, 21024, 21384, 21681, 23652, 23760, 24090, 25696, 26280, 26730, 28512, 28908, 29565, 31536, 32120, 35040, 35478, 35640, 36135, 38544, 38880, 39420, 42768, 43362, 47304, 47520, 48180, 52560, 53460, 57816, 59130, 63072, 64240, 65043, 70956, 71280, 72270, 77088, 78840, 85536, 86724, 88695, 94608, 96360, 105120, 106920, 108405, 115632, 118260, 128480, 130086, 141912, 142560, 144540, 157680, 173448, 177390, 189216, 192720, 195129, 213840, 216810, 231264, 236520, 260172, 283824, 289080, 315360, 325215, 346896, 354780, 385440, 390258, 427680, 433620, 473040, 520344, 567648, 578160, 650430, 693792, 709560, 780516, 867240, 946080, 975645, 1040688, 1156320, 1300860, 1419120, 1561032, 1734480, 1951290, 2081376, 2601720, 2838240, 3122064, 3468960, 3902580, 5203440, 6244128, 7805160, 10406880, 15610320, 31220640]

約数ペア:

[(1, 31220640), (2, 15610320), (3, 10406880), (4, 7805160), (5, 6244128), (6, 5203440), (8, 3902580), (9, 3468960), (10, 3122064), (11, 2838240), (12, 2601720), (15, 2081376), (16, 1951290), (18, 1734480), (20, 1561032), (22, 1419120), (24, 1300860), (27, 1156320), (30, 1040688), (32, 975645), (33, 946080), (36, 867240), (40, 780516), (44, 709560), (45, 693792), (48, 650430), (54, 578160), (55, 567648), (60, 520344), (66, 473040), (72, 433620), (73, 427680), (80, 390258), (81, 385440), (88, 354780), (90, 346896), (96, 325215), (99, 315360), (108, 289080), (110, 283824), (120, 260172), (132, 236520), (135, 231264), (144, 216810), (146, 213840), (160, 195129), (162, 192720), (165, 189216), (176, 177390), (180, 173448), (198, 157680), (216, 144540), (219, 142560), (220, 141912), (240, 130086), (243, 128480), (264, 118260), (270, 115632), (288, 108405), (292, 106920), (297, 105120), (324, 96360), (330, 94608), (352, 88695), (360, 86724), (365, 85536), (396, 78840), (405, 77088), (432, 72270), (438, 71280), (440, 70956), (480, 65043), (486, 64240), (495, 63072), (528, 59130), (540, 57816), (584, 53460), (594, 52560), (648, 48180), (657, 47520), (660, 47304), (720, 43362), (730, 42768), (792, 39420), (803, 38880), (810, 38544), (864, 36135), (876, 35640), (880, 35478), (891, 35040), (972, 32120), (990, 31536), (1056, 29565), (1080, 28908), (1095, 28512), (1168, 26730), (1188, 26280), (1215, 25696), (1296, 24090), (1314, 23760), (1320, 23652), (1440, 21681), (1460, 21384), (1485, 21024), (1584, 19710), (1606, 19440), (1620, 19272), (1752, 17820), (1760, 17739), (1782, 17520), (1944, 16060), (1971, 15840), (1980, 15768), (2160, 14454), (2190, 14256), (2336, 13365), (2376, 13140), (2409, 12960), (2430, 12848), (2592, 12045), (2628, 11880), (2640, 11826), (2673, 11680), (2920, 10692), (2970, 10512), (3168, 9855), (3212, 9720), (3240, 9636), (3285, 9504), (3504, 8910), (3564, 8760), (3888, 8030), (3942, 7920), (3960, 7884), (4015, 7776), (4320, 7227), (4380, 7128), (4455, 7008), (4752, 6570), (4818, 6480), (4860, 6424), (5256, 5940), (5280, 5913), (5346, 5840)]