1905253128

素因数分解:

$2^3\times 3^2\times {\mathrm{107}}^1\times {\mathrm{223}}^1\times {\mathrm{1109}}^1$

素因数の和:1451

約数の個数: 96

約数和(自身を含む): 5236358400

約数和(自身を除く): 3331105272

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 107, 214, 223, 321, 428, 446, 642, 669, 856, 892, 963, 1109, 1284, 1338, 1784, 1926, 2007, 2218, 2568, 2676, 3327, 3852, 4014, 4436, 5352, 6654, 7704, 8028, 8872, 9981, 13308, 16056, 19962, 23861, 26616, 39924, 47722, 71583, 79848, 95444, 118663, 143166, 190888, 214749, 237326, 247307, 286332, 355989, 429498, 474652, 494614, 572664, 711978, 741921, 858996, 949304, 989228, 1067967, 1423956, 1483842, 1717992, 1978456, 2135934, 2225763, 2847912, 2967684, 4271868, 4451526, 5935368, 8543736, 8903052, 17806104, 26461849, 52923698, 79385547, 105847396, 158771094, 211694792, 238156641, 317542188, 476313282, 635084376, 952626564, 1905253128]

約数ペア:

[(1, 1905253128), (2, 952626564), (3, 635084376), (4, 476313282), (6, 317542188), (8, 238156641), (9, 211694792), (12, 158771094), (18, 105847396), (24, 79385547), (36, 52923698), (72, 26461849), (107, 17806104), (214, 8903052), (223, 8543736), (321, 5935368), (428, 4451526), (446, 4271868), (642, 2967684), (669, 2847912), (856, 2225763), (892, 2135934), (963, 1978456), (1109, 1717992), (1284, 1483842), (1338, 1423956), (1784, 1067967), (1926, 989228), (2007, 949304), (2218, 858996), (2568, 741921), (2676, 711978), (3327, 572664), (3852, 494614), (4014, 474652), (4436, 429498), (5352, 355989), (6654, 286332), (7704, 247307), (8028, 237326), (8872, 214749), (9981, 190888), (13308, 143166), (16056, 118663), (19962, 95444), (23861, 79848), (26616, 71583), (39924, 47722)]