177987960

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{229}}^1$

素因数の和:390

約数の個数: 192

約数和(自身を含む): 620006400

約数和(自身を除く): 442018440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 30, 34, 36, 40, 45, 51, 60, 68, 72, 85, 90, 102, 120, 127, 136, 153, 170, 180, 204, 229, 254, 255, 306, 340, 360, 381, 408, 458, 508, 510, 612, 635, 680, 687, 762, 765, 916, 1016, 1020, 1143, 1145, 1224, 1270, 1374, 1524, 1530, 1832, 1905, 2040, 2061, 2159, 2286, 2290, 2540, 2748, 3048, 3060, 3435, 3810, 3893, 4122, 4318, 4572, 4580, 5080, 5496, 5715, 6120, 6477, 6870, 7620, 7786, 8244, 8636, 9144, 9160, 10305, 10795, 11430, 11679, 12954, 13740, 15240, 15572, 16488, 17272, 19431, 19465, 20610, 21590, 22860, 23358, 25908, 27480, 29083, 31144, 32385, 35037, 38862, 38930, 41220, 43180, 45720, 46716, 51816, 58166, 58395, 64770, 70074, 77724, 77860, 82440, 86360, 87249, 93432, 97155, 116332, 116790, 129540, 140148, 145415, 155448, 155720, 174498, 175185, 194310, 232664, 233580, 259080, 261747, 280296, 290830, 348996, 350370, 388620, 436245, 467160, 494411, 523494, 581660, 697992, 700740, 777240, 872490, 988822, 1046988, 1163320, 1308735, 1401480, 1483233, 1744980, 1977644, 2093976, 2472055, 2617470, 2966466, 3489960, 3955288, 4449699, 4944110, 5234940, 5932932, 7416165, 8899398, 9888220, 10469880, 11865864, 14832330, 17798796, 19776440, 22248495, 29664660, 35597592, 44496990, 59329320, 88993980, 177987960]

約数ペア:

[(1, 177987960), (2, 88993980), (3, 59329320), (4, 44496990), (5, 35597592), (6, 29664660), (8, 22248495), (9, 19776440), (10, 17798796), (12, 14832330), (15, 11865864), (17, 10469880), (18, 9888220), (20, 8899398), (24, 7416165), (30, 5932932), (34, 5234940), (36, 4944110), (40, 4449699), (45, 3955288), (51, 3489960), (60, 2966466), (68, 2617470), (72, 2472055), (85, 2093976), (90, 1977644), (102, 1744980), (120, 1483233), (127, 1401480), (136, 1308735), (153, 1163320), (170, 1046988), (180, 988822), (204, 872490), (229, 777240), (254, 700740), (255, 697992), (306, 581660), (340, 523494), (360, 494411), (381, 467160), (408, 436245), (458, 388620), (508, 350370), (510, 348996), (612, 290830), (635, 280296), (680, 261747), (687, 259080), (762, 233580), (765, 232664), (916, 194310), (1016, 175185), (1020, 174498), (1143, 155720), (1145, 155448), (1224, 145415), (1270, 140148), (1374, 129540), (1524, 116790), (1530, 116332), (1832, 97155), (1905, 93432), (2040, 87249), (2061, 86360), (2159, 82440), (2286, 77860), (2290, 77724), (2540, 70074), (2748, 64770), (3048, 58395), (3060, 58166), (3435, 51816), (3810, 46716), (3893, 45720), (4122, 43180), (4318, 41220), (4572, 38930), (4580, 38862), (5080, 35037), (5496, 32385), (5715, 31144), (6120, 29083), (6477, 27480), (6870, 25908), (7620, 23358), (7786, 22860), (8244, 21590), (8636, 20610), (9144, 19465), (9160, 19431), (10305, 17272), (10795, 16488), (11430, 15572), (11679, 15240), (12954, 13740)]