255803520

素因数分解:

$2^7\times 3^1\times 5^1\times 7^2\times {\mathrm{2719}}^1$

素因数の和:2755

約数の個数: 192

約数和(自身を含む): 948844800

約数和(自身を除く): 693041280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 64, 70, 80, 84, 96, 98, 105, 112, 120, 128, 140, 147, 160, 168, 192, 196, 210, 224, 240, 245, 280, 294, 320, 336, 384, 392, 420, 448, 480, 490, 560, 588, 640, 672, 735, 784, 840, 896, 960, 980, 1120, 1176, 1344, 1470, 1568, 1680, 1920, 1960, 2240, 2352, 2688, 2719, 2940, 3136, 3360, 3920, 4480, 4704, 5438, 5880, 6272, 6720, 7840, 8157, 9408, 10876, 11760, 13440, 13595, 15680, 16314, 18816, 19033, 21752, 23520, 27190, 31360, 32628, 38066, 40785, 43504, 47040, 54380, 57099, 65256, 76132, 81570, 87008, 94080, 95165, 108760, 114198, 130512, 133231, 152264, 163140, 174016, 190330, 217520, 228396, 261024, 266462, 285495, 304528, 326280, 348032, 380660, 399693, 435040, 456792, 522048, 532924, 570990, 609056, 652560, 666155, 761320, 799386, 870080, 913584, 1044096, 1065848, 1141980, 1218112, 1305120, 1332310, 1522640, 1598772, 1740160, 1827168, 1998465, 2131696, 2283960, 2436224, 2610240, 2664620, 3045280, 3197544, 3654336, 3996930, 4263392, 4567920, 5220480, 5329240, 6090560, 6395088, 7308672, 7993860, 8526784, 9135840, 10658480, 12181120, 12790176, 15987720, 17053568, 18271680, 21316960, 25580352, 31975440, 36543360, 42633920, 51160704, 63950880, 85267840, 127901760, 255803520]

約数ペア:

[(1, 255803520), (2, 127901760), (3, 85267840), (4, 63950880), (5, 51160704), (6, 42633920), (7, 36543360), (8, 31975440), (10, 25580352), (12, 21316960), (14, 18271680), (15, 17053568), (16, 15987720), (20, 12790176), (21, 12181120), (24, 10658480), (28, 9135840), (30, 8526784), (32, 7993860), (35, 7308672), (40, 6395088), (42, 6090560), (48, 5329240), (49, 5220480), (56, 4567920), (60, 4263392), (64, 3996930), (70, 3654336), (80, 3197544), (84, 3045280), (96, 2664620), (98, 2610240), (105, 2436224), (112, 2283960), (120, 2131696), (128, 1998465), (140, 1827168), (147, 1740160), (160, 1598772), (168, 1522640), (192, 1332310), (196, 1305120), (210, 1218112), (224, 1141980), (240, 1065848), (245, 1044096), (280, 913584), (294, 870080), (320, 799386), (336, 761320), (384, 666155), (392, 652560), (420, 609056), (448, 570990), (480, 532924), (490, 522048), (560, 456792), (588, 435040), (640, 399693), (672, 380660), (735, 348032), (784, 326280), (840, 304528), (896, 285495), (960, 266462), (980, 261024), (1120, 228396), (1176, 217520), (1344, 190330), (1470, 174016), (1568, 163140), (1680, 152264), (1920, 133231), (1960, 130512), (2240, 114198), (2352, 108760), (2688, 95165), (2719, 94080), (2940, 87008), (3136, 81570), (3360, 76132), (3920, 65256), (4480, 57099), (4704, 54380), (5438, 47040), (5880, 43504), (6272, 40785), (6720, 38066), (7840, 32628), (8157, 31360), (9408, 27190), (10876, 23520), (11760, 21752), (13440, 19033), (13595, 18816), (15680, 16314)]