257177160

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{151}}^1$

素因数の和:273

約数の個数: 256

約数和(自身を含む): 919296000

約数和(自身を除く): 662118840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 54, 57, 60, 72, 76, 83, 90, 95, 108, 114, 120, 135, 151, 152, 166, 171, 180, 190, 216, 228, 249, 270, 285, 302, 332, 342, 360, 380, 415, 453, 456, 498, 513, 540, 570, 604, 664, 684, 747, 755, 760, 830, 855, 906, 996, 1026, 1080, 1140, 1208, 1245, 1359, 1368, 1494, 1510, 1577, 1660, 1710, 1812, 1992, 2052, 2241, 2265, 2280, 2490, 2565, 2718, 2869, 2988, 3020, 3154, 3320, 3420, 3624, 3735, 4077, 4104, 4482, 4530, 4731, 4980, 5130, 5436, 5738, 5976, 6040, 6308, 6795, 6840, 7470, 7885, 8154, 8607, 8964, 9060, 9462, 9960, 10260, 10872, 11205, 11476, 12533, 12616, 13590, 14193, 14345, 14940, 15770, 16308, 17214, 17928, 18120, 18924, 20385, 20520, 22410, 22952, 23655, 25066, 25821, 27180, 28386, 28690, 29880, 31540, 32616, 34428, 37599, 37848, 40770, 42579, 43035, 44820, 47310, 50132, 51642, 54360, 56772, 57380, 62665, 63080, 68856, 70965, 75198, 77463, 81540, 85158, 86070, 89640, 94620, 100264, 103284, 112797, 113544, 114760, 125330, 129105, 141930, 150396, 154926, 163080, 170316, 172140, 187995, 189240, 206568, 212895, 225594, 238127, 250660, 258210, 283860, 300792, 309852, 338391, 340632, 344280, 375990, 387315, 425790, 451188, 476254, 501320, 516420, 563985, 567720, 619704, 676782, 714381, 751980, 774630, 851580, 902376, 952508, 1032840, 1127970, 1190635, 1353564, 1428762, 1503960, 1549260, 1691955, 1703160, 1905016, 2143143, 2255940, 2381270, 2707128, 2857524, 3098520, 3383910, 3571905, 4286286, 4511880, 4762540, 5715048, 6429429, 6767820, 7143810, 8572572, 9525080, 10715715, 12858858, 13535640, 14287620, 17145144, 21431430, 25717716, 28575240, 32147145, 42862860, 51435432, 64294290, 85725720, 128588580, 257177160]

約数ペア:

[(1, 257177160), (2, 128588580), (3, 85725720), (4, 64294290), (5, 51435432), (6, 42862860), (8, 32147145), (9, 28575240), (10, 25717716), (12, 21431430), (15, 17145144), (18, 14287620), (19, 13535640), (20, 12858858), (24, 10715715), (27, 9525080), (30, 8572572), (36, 7143810), (38, 6767820), (40, 6429429), (45, 5715048), (54, 4762540), (57, 4511880), (60, 4286286), (72, 3571905), (76, 3383910), (83, 3098520), (90, 2857524), (95, 2707128), (108, 2381270), (114, 2255940), (120, 2143143), (135, 1905016), (151, 1703160), (152, 1691955), (166, 1549260), (171, 1503960), (180, 1428762), (190, 1353564), (216, 1190635), (228, 1127970), (249, 1032840), (270, 952508), (285, 902376), (302, 851580), (332, 774630), (342, 751980), (360, 714381), (380, 676782), (415, 619704), (453, 567720), (456, 563985), (498, 516420), (513, 501320), (540, 476254), (570, 451188), (604, 425790), (664, 387315), (684, 375990), (747, 344280), (755, 340632), (760, 338391), (830, 309852), (855, 300792), (906, 283860), (996, 258210), (1026, 250660), (1080, 238127), (1140, 225594), (1208, 212895), (1245, 206568), (1359, 189240), (1368, 187995), (1494, 172140), (1510, 170316), (1577, 163080), (1660, 154926), (1710, 150396), (1812, 141930), (1992, 129105), (2052, 125330), (2241, 114760), (2265, 113544), (2280, 112797), (2490, 103284), (2565, 100264), (2718, 94620), (2869, 89640), (2988, 86070), (3020, 85158), (3154, 81540), (3320, 77463), (3420, 75198), (3624, 70965), (3735, 68856), (4077, 63080), (4104, 62665), (4482, 57380), (4530, 56772), (4731, 54360), (4980, 51642), (5130, 50132), (5436, 47310), (5738, 44820), (5976, 43035), (6040, 42579), (6308, 40770), (6795, 37848), (6840, 37599), (7470, 34428), (7885, 32616), (8154, 31540), (8607, 29880), (8964, 28690), (9060, 28386), (9462, 27180), (9960, 25821), (10260, 25066), (10872, 23655), (11205, 22952), (11476, 22410), (12533, 20520), (12616, 20385), (13590, 18924), (14193, 18120), (14345, 17928), (14940, 17214), (15770, 16308)]