1561707648

素因数分解:

$2^7\times 3^3\times {\mathrm{311}}^1\times {\mathrm{1453}}^1$

素因数の和:1787

約数の個数: 128

約数和(自身を含む): 4627209600

約数和(自身を除く): 3065501952

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 96, 108, 128, 144, 192, 216, 288, 311, 384, 432, 576, 622, 864, 933, 1152, 1244, 1453, 1728, 1866, 2488, 2799, 2906, 3456, 3732, 4359, 4976, 5598, 5812, 7464, 8397, 8718, 9952, 11196, 11624, 13077, 14928, 16794, 17436, 19904, 22392, 23248, 26154, 29856, 33588, 34872, 39231, 39808, 44784, 46496, 52308, 59712, 67176, 69744, 78462, 89568, 92992, 104616, 119424, 134352, 139488, 156924, 179136, 185984, 209232, 268704, 278976, 313848, 358272, 418464, 451883, 537408, 557952, 627696, 836928, 903766, 1074816, 1255392, 1355649, 1673856, 1807532, 2510784, 2711298, 3615064, 4066947, 5021568, 5422596, 7230128, 8133894, 10845192, 12200841, 14460256, 16267788, 21690384, 24401682, 28920512, 32535576, 43380768, 48803364, 57841024, 65071152, 86761536, 97606728, 130142304, 173523072, 195213456, 260284608, 390426912, 520569216, 780853824, 1561707648]

約数ペア:

[(1, 1561707648), (2, 780853824), (3, 520569216), (4, 390426912), (6, 260284608), (8, 195213456), (9, 173523072), (12, 130142304), (16, 97606728), (18, 86761536), (24, 65071152), (27, 57841024), (32, 48803364), (36, 43380768), (48, 32535576), (54, 28920512), (64, 24401682), (72, 21690384), (96, 16267788), (108, 14460256), (128, 12200841), (144, 10845192), (192, 8133894), (216, 7230128), (288, 5422596), (311, 5021568), (384, 4066947), (432, 3615064), (576, 2711298), (622, 2510784), (864, 1807532), (933, 1673856), (1152, 1355649), (1244, 1255392), (1453, 1074816), (1728, 903766), (1866, 836928), (2488, 627696), (2799, 557952), (2906, 537408), (3456, 451883), (3732, 418464), (4359, 358272), (4976, 313848), (5598, 278976), (5812, 268704), (7464, 209232), (8397, 185984), (8718, 179136), (9952, 156924), (11196, 139488), (11624, 134352), (13077, 119424), (14928, 104616), (16794, 92992), (17436, 89568), (19904, 78462), (22392, 69744), (23248, 67176), (26154, 59712), (29856, 52308), (33588, 46496), (34872, 44784), (39231, 39808)]