15690795520

素因数分解:

$2^9\times 5^1\times {\mathrm{71}}^1\times {\mathrm{173}}^1\times {\mathrm{499}}^1$

素因数の和:766

約数の個数: 160

約数和(自身を含む): 38448432000

約数和(自身を除く): 22757636480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 71, 80, 128, 142, 160, 173, 256, 284, 320, 346, 355, 499, 512, 568, 640, 692, 710, 865, 998, 1136, 1280, 1384, 1420, 1730, 1996, 2272, 2495, 2560, 2768, 2840, 3460, 3992, 4544, 4990, 5536, 5680, 6920, 7984, 9088, 9980, 11072, 11360, 12283, 13840, 15968, 18176, 19960, 22144, 22720, 24566, 27680, 31936, 35429, 36352, 39920, 44288, 45440, 49132, 55360, 61415, 63872, 70858, 79840, 86327, 88576, 90880, 98264, 110720, 122830, 127744, 141716, 159680, 172654, 177145, 181760, 196528, 221440, 245660, 255488, 283432, 319360, 345308, 354290, 393056, 431635, 442880, 491320, 566864, 638720, 690616, 708580, 786112, 863270, 982640, 1133728, 1277440, 1381232, 1417160, 1572224, 1726540, 1965280, 2267456, 2762464, 2834320, 3144448, 3453080, 3930560, 4534912, 5524928, 5668640, 6129217, 6288896, 6906160, 7861120, 9069824, 11049856, 11337280, 12258434, 13812320, 15722240, 18139648, 22099712, 22674560, 24516868, 27624640, 30646085, 31444480, 44199424, 45349120, 49033736, 55249280, 61292170, 90698240, 98067472, 110498560, 122584340, 196134944, 220997120, 245168680, 392269888, 490337360, 784539776, 980674720, 1569079552, 1961349440, 3138159104, 3922698880, 7845397760, 15690795520]

約数ペア:

[(1, 15690795520), (2, 7845397760), (4, 3922698880), (5, 3138159104), (8, 1961349440), (10, 1569079552), (16, 980674720), (20, 784539776), (32, 490337360), (40, 392269888), (64, 245168680), (71, 220997120), (80, 196134944), (128, 122584340), (142, 110498560), (160, 98067472), (173, 90698240), (256, 61292170), (284, 55249280), (320, 49033736), (346, 45349120), (355, 44199424), (499, 31444480), (512, 30646085), (568, 27624640), (640, 24516868), (692, 22674560), (710, 22099712), (865, 18139648), (998, 15722240), (1136, 13812320), (1280, 12258434), (1384, 11337280), (1420, 11049856), (1730, 9069824), (1996, 7861120), (2272, 6906160), (2495, 6288896), (2560, 6129217), (2768, 5668640), (2840, 5524928), (3460, 4534912), (3992, 3930560), (4544, 3453080), (4990, 3144448), (5536, 2834320), (5680, 2762464), (6920, 2267456), (7984, 1965280), (9088, 1726540), (9980, 1572224), (11072, 1417160), (11360, 1381232), (12283, 1277440), (13840, 1133728), (15968, 982640), (18176, 863270), (19960, 786112), (22144, 708580), (22720, 690616), (24566, 638720), (27680, 566864), (31936, 491320), (35429, 442880), (36352, 431635), (39920, 393056), (44288, 354290), (45440, 345308), (49132, 319360), (55360, 283432), (61415, 255488), (63872, 245660), (70858, 221440), (79840, 196528), (86327, 181760), (88576, 177145), (90880, 172654), (98264, 159680), (110720, 141716), (122830, 127744)]