15697870020

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{563}}^1\times {\mathrm{22129}}^1$

素因数の和:22714

約数の個数: 144

約数和(自身を含む): 54518405760

約数和(自身を除く): 38820535740

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 563, 630, 1126, 1260, 1689, 2252, 2815, 3378, 3941, 5067, 5630, 6756, 7882, 8445, 10134, 11260, 11823, 15764, 16890, 19705, 20268, 22129, 23646, 25335, 33780, 35469, 39410, 44258, 47292, 50670, 59115, 66387, 70938, 78820, 88516, 101340, 110645, 118230, 132774, 141876, 154903, 177345, 199161, 221290, 236460, 265548, 309806, 331935, 354690, 398322, 442580, 464709, 619612, 663870, 709380, 774515, 796644, 929418, 995805, 1327740, 1394127, 1549030, 1858836, 1991610, 2323545, 2788254, 3098060, 3983220, 4647090, 5576508, 6970635, 9294180, 12458627, 13941270, 24917254, 27882540, 37375881, 49834508, 62293135, 74751762, 87210389, 112127643, 124586270, 149503524, 174420778, 186879405, 224255286, 249172540, 261631167, 348841556, 373758810, 436051945, 448510572, 523262334, 560638215, 747517620, 784893501, 872103890, 1046524668, 1121276430, 1308155835, 1569787002, 1744207780, 2242552860, 2616311670, 3139574004, 3924467505, 5232623340, 7848935010, 15697870020]

約数ペア:

[(1, 15697870020), (2, 7848935010), (3, 5232623340), (4, 3924467505), (5, 3139574004), (6, 2616311670), (7, 2242552860), (9, 1744207780), (10, 1569787002), (12, 1308155835), (14, 1121276430), (15, 1046524668), (18, 872103890), (20, 784893501), (21, 747517620), (28, 560638215), (30, 523262334), (35, 448510572), (36, 436051945), (42, 373758810), (45, 348841556), (60, 261631167), (63, 249172540), (70, 224255286), (84, 186879405), (90, 174420778), (105, 149503524), (126, 124586270), (140, 112127643), (180, 87210389), (210, 74751762), (252, 62293135), (315, 49834508), (420, 37375881), (563, 27882540), (630, 24917254), (1126, 13941270), (1260, 12458627), (1689, 9294180), (2252, 6970635), (2815, 5576508), (3378, 4647090), (3941, 3983220), (5067, 3098060), (5630, 2788254), (6756, 2323545), (7882, 1991610), (8445, 1858836), (10134, 1549030), (11260, 1394127), (11823, 1327740), (15764, 995805), (16890, 929418), (19705, 796644), (20268, 774515), (22129, 709380), (23646, 663870), (25335, 619612), (33780, 464709), (35469, 442580), (39410, 398322), (44258, 354690), (47292, 331935), (50670, 309806), (59115, 265548), (66387, 236460), (70938, 221290), (78820, 199161), (88516, 177345), (101340, 154903), (110645, 141876), (118230, 132774)]