171711680

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{233}}^1$

素因数の和:311

約数の個数: 168

約数和(自身を含む): 487850688

約数和(自身を除く): 316139008

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 47, 49, 56, 64, 70, 80, 94, 98, 112, 140, 160, 188, 196, 224, 233, 235, 245, 280, 320, 329, 376, 392, 448, 466, 470, 490, 560, 658, 752, 784, 932, 940, 980, 1120, 1165, 1316, 1504, 1568, 1631, 1645, 1864, 1880, 1960, 2240, 2303, 2330, 2632, 3008, 3136, 3262, 3290, 3728, 3760, 3920, 4606, 4660, 5264, 6524, 6580, 7456, 7520, 7840, 8155, 9212, 9320, 10528, 10951, 11417, 11515, 13048, 13160, 14912, 15040, 15680, 16310, 18424, 18640, 21056, 21902, 22834, 23030, 26096, 26320, 32620, 36848, 37280, 43804, 45668, 46060, 52192, 52640, 54755, 57085, 65240, 73696, 74560, 76657, 87608, 91336, 92120, 104384, 105280, 109510, 114170, 130480, 147392, 153314, 175216, 182672, 184240, 219020, 228340, 260960, 306628, 350432, 365344, 368480, 383285, 438040, 456680, 521920, 536599, 613256, 700864, 730688, 736960, 766570, 876080, 913360, 1073198, 1226512, 1533140, 1752160, 1826720, 2146396, 2453024, 2682995, 3066280, 3504320, 3653440, 4292792, 4906048, 5365990, 6132560, 8585584, 10731980, 12265120, 17171168, 21463960, 24530240, 34342336, 42927920, 85855840, 171711680]

約数ペア:

[(1, 171711680), (2, 85855840), (4, 42927920), (5, 34342336), (7, 24530240), (8, 21463960), (10, 17171168), (14, 12265120), (16, 10731980), (20, 8585584), (28, 6132560), (32, 5365990), (35, 4906048), (40, 4292792), (47, 3653440), (49, 3504320), (56, 3066280), (64, 2682995), (70, 2453024), (80, 2146396), (94, 1826720), (98, 1752160), (112, 1533140), (140, 1226512), (160, 1073198), (188, 913360), (196, 876080), (224, 766570), (233, 736960), (235, 730688), (245, 700864), (280, 613256), (320, 536599), (329, 521920), (376, 456680), (392, 438040), (448, 383285), (466, 368480), (470, 365344), (490, 350432), (560, 306628), (658, 260960), (752, 228340), (784, 219020), (932, 184240), (940, 182672), (980, 175216), (1120, 153314), (1165, 147392), (1316, 130480), (1504, 114170), (1568, 109510), (1631, 105280), (1645, 104384), (1864, 92120), (1880, 91336), (1960, 87608), (2240, 76657), (2303, 74560), (2330, 73696), (2632, 65240), (3008, 57085), (3136, 54755), (3262, 52640), (3290, 52192), (3728, 46060), (3760, 45668), (3920, 43804), (4606, 37280), (4660, 36848), (5264, 32620), (6524, 26320), (6580, 26096), (7456, 23030), (7520, 22834), (7840, 21902), (8155, 21056), (9212, 18640), (9320, 18424), (10528, 16310), (10951, 15680), (11417, 15040), (11515, 14912), (13048, 13160)]