261853680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:236

約数の個数: 240

約数和(自身を含む): 911941632

約数和(自身を除く): 650087952

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 71, 80, 88, 110, 120, 121, 127, 132, 142, 165, 176, 213, 220, 240, 242, 254, 264, 284, 330, 355, 363, 381, 426, 440, 484, 508, 528, 568, 605, 635, 660, 710, 726, 762, 781, 852, 880, 968, 1016, 1065, 1136, 1210, 1270, 1320, 1397, 1420, 1452, 1524, 1562, 1704, 1815, 1905, 1936, 2032, 2130, 2343, 2420, 2540, 2640, 2794, 2840, 2904, 3048, 3124, 3408, 3630, 3810, 3905, 4191, 4260, 4686, 4840, 5080, 5588, 5680, 5808, 6096, 6248, 6985, 7260, 7620, 7810, 8382, 8520, 8591, 9017, 9372, 9680, 10160, 11176, 11715, 12496, 13970, 14520, 15240, 15367, 15620, 16764, 17040, 17182, 18034, 18744, 20955, 22352, 23430, 25773, 27051, 27940, 29040, 30480, 30734, 31240, 33528, 34364, 36068, 37488, 41910, 42955, 45085, 46101, 46860, 51546, 54102, 55880, 61468, 62480, 67056, 68728, 72136, 76835, 83820, 85910, 90170, 92202, 93720, 99187, 103092, 108204, 111760, 122936, 128865, 135255, 137456, 144272, 153670, 167640, 171820, 180340, 184404, 187440, 198374, 206184, 216408, 230505, 245872, 257730, 270510, 297561, 307340, 335280, 343640, 360680, 368808, 396748, 412368, 432816, 461010, 495935, 515460, 541020, 595122, 614680, 687280, 721360, 737616, 793496, 922020, 991870, 1030920, 1082040, 1091057, 1190244, 1229360, 1487805, 1586992, 1844040, 1983740, 2061840, 2164080, 2182114, 2380488, 2975610, 3273171, 3688080, 3967480, 4364228, 4760976, 5455285, 5951220, 6546342, 7934960, 8728456, 10910570, 11902440, 13092684, 16365855, 17456912, 21821140, 23804880, 26185368, 32731710, 43642280, 52370736, 65463420, 87284560, 130926840, 261853680]

約数ペア:

[(1, 261853680), (2, 130926840), (3, 87284560), (4, 65463420), (5, 52370736), (6, 43642280), (8, 32731710), (10, 26185368), (11, 23804880), (12, 21821140), (15, 17456912), (16, 16365855), (20, 13092684), (22, 11902440), (24, 10910570), (30, 8728456), (33, 7934960), (40, 6546342), (44, 5951220), (48, 5455285), (55, 4760976), (60, 4364228), (66, 3967480), (71, 3688080), (80, 3273171), (88, 2975610), (110, 2380488), (120, 2182114), (121, 2164080), (127, 2061840), (132, 1983740), (142, 1844040), (165, 1586992), (176, 1487805), (213, 1229360), (220, 1190244), (240, 1091057), (242, 1082040), (254, 1030920), (264, 991870), (284, 922020), (330, 793496), (355, 737616), (363, 721360), (381, 687280), (426, 614680), (440, 595122), (484, 541020), (508, 515460), (528, 495935), (568, 461010), (605, 432816), (635, 412368), (660, 396748), (710, 368808), (726, 360680), (762, 343640), (781, 335280), (852, 307340), (880, 297561), (968, 270510), (1016, 257730), (1065, 245872), (1136, 230505), (1210, 216408), (1270, 206184), (1320, 198374), (1397, 187440), (1420, 184404), (1452, 180340), (1524, 171820), (1562, 167640), (1704, 153670), (1815, 144272), (1905, 137456), (1936, 135255), (2032, 128865), (2130, 122936), (2343, 111760), (2420, 108204), (2540, 103092), (2640, 99187), (2794, 93720), (2840, 92202), (2904, 90170), (3048, 85910), (3124, 83820), (3408, 76835), (3630, 72136), (3810, 68728), (3905, 67056), (4191, 62480), (4260, 61468), (4686, 55880), (4840, 54102), (5080, 51546), (5588, 46860), (5680, 46101), (5808, 45085), (6096, 42955), (6248, 41910), (6985, 37488), (7260, 36068), (7620, 34364), (7810, 33528), (8382, 31240), (8520, 30734), (8591, 30480), (9017, 29040), (9372, 27940), (9680, 27051), (10160, 25773), (11176, 23430), (11715, 22352), (12496, 20955), (13970, 18744), (14520, 18034), (15240, 17182), (15367, 17040), (15620, 16764)]