31594640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{223}}^1$

素因数の和:277

約数の個数: 160

約数和(自身を含む): 95993856

約数和(自身を除く): 64399216

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 23, 28, 35, 40, 44, 46, 55, 56, 70, 77, 80, 88, 92, 110, 112, 115, 140, 154, 161, 176, 184, 220, 223, 230, 253, 280, 308, 322, 368, 385, 440, 446, 460, 506, 560, 616, 644, 770, 805, 880, 892, 920, 1012, 1115, 1232, 1265, 1288, 1540, 1561, 1610, 1771, 1784, 1840, 2024, 2230, 2453, 2530, 2576, 3080, 3122, 3220, 3542, 3568, 4048, 4460, 4906, 5060, 5129, 6160, 6244, 6440, 7084, 7805, 8855, 8920, 9812, 10120, 10258, 12265, 12488, 12880, 14168, 15610, 17171, 17710, 17840, 19624, 20240, 20516, 24530, 24976, 25645, 28336, 31220, 34342, 35420, 35903, 39248, 41032, 49060, 51290, 56419, 62440, 68684, 70840, 71806, 82064, 85855, 98120, 102580, 112838, 124880, 137368, 141680, 143612, 171710, 179515, 196240, 205160, 225676, 274736, 282095, 287224, 343420, 359030, 394933, 410320, 451352, 564190, 574448, 686840, 718060, 789866, 902704, 1128380, 1373680, 1436120, 1579732, 1974665, 2256760, 2872240, 3159464, 3949330, 4513520, 6318928, 7898660, 15797320, 31594640]

約数ペア:

[(1, 31594640), (2, 15797320), (4, 7898660), (5, 6318928), (7, 4513520), (8, 3949330), (10, 3159464), (11, 2872240), (14, 2256760), (16, 1974665), (20, 1579732), (22, 1436120), (23, 1373680), (28, 1128380), (35, 902704), (40, 789866), (44, 718060), (46, 686840), (55, 574448), (56, 564190), (70, 451352), (77, 410320), (80, 394933), (88, 359030), (92, 343420), (110, 287224), (112, 282095), (115, 274736), (140, 225676), (154, 205160), (161, 196240), (176, 179515), (184, 171710), (220, 143612), (223, 141680), (230, 137368), (253, 124880), (280, 112838), (308, 102580), (322, 98120), (368, 85855), (385, 82064), (440, 71806), (446, 70840), (460, 68684), (506, 62440), (560, 56419), (616, 51290), (644, 49060), (770, 41032), (805, 39248), (880, 35903), (892, 35420), (920, 34342), (1012, 31220), (1115, 28336), (1232, 25645), (1265, 24976), (1288, 24530), (1540, 20516), (1561, 20240), (1610, 19624), (1771, 17840), (1784, 17710), (1840, 17171), (2024, 15610), (2230, 14168), (2453, 12880), (2530, 12488), (2576, 12265), (3080, 10258), (3122, 10120), (3220, 9812), (3542, 8920), (3568, 8855), (4048, 7805), (4460, 7084), (4906, 6440), (5060, 6244), (5129, 6160)]