268521756

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{449}}^1$

素因数の和:579

約数の個数: 96

約数和(自身を含む): 687456000

約数和(自身を除く): 418934244

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 43, 57, 61, 76, 86, 114, 122, 129, 172, 183, 228, 244, 258, 366, 449, 516, 732, 817, 898, 1159, 1347, 1634, 1796, 2318, 2451, 2623, 2694, 3268, 3477, 4636, 4902, 5246, 5388, 6954, 7869, 8531, 9804, 10492, 13908, 15738, 17062, 19307, 25593, 27389, 31476, 34124, 38614, 49837, 51186, 54778, 57921, 77228, 82167, 99674, 102372, 109556, 115842, 149511, 164334, 199348, 231684, 299022, 328668, 366833, 520391, 598044, 733666, 1040782, 1100499, 1177727, 1467332, 1561173, 2081564, 2200998, 2355454, 3122346, 3533181, 4401996, 4710908, 6244692, 7066362, 14132724, 22376813, 44753626, 67130439, 89507252, 134260878, 268521756]

約数ペア:

[(1, 268521756), (2, 134260878), (3, 89507252), (4, 67130439), (6, 44753626), (12, 22376813), (19, 14132724), (38, 7066362), (43, 6244692), (57, 4710908), (61, 4401996), (76, 3533181), (86, 3122346), (114, 2355454), (122, 2200998), (129, 2081564), (172, 1561173), (183, 1467332), (228, 1177727), (244, 1100499), (258, 1040782), (366, 733666), (449, 598044), (516, 520391), (732, 366833), (817, 328668), (898, 299022), (1159, 231684), (1347, 199348), (1634, 164334), (1796, 149511), (2318, 115842), (2451, 109556), (2623, 102372), (2694, 99674), (3268, 82167), (3477, 77228), (4636, 57921), (4902, 54778), (5246, 51186), (5388, 49837), (6954, 38614), (7869, 34124), (8531, 31476), (9804, 27389), (10492, 25593), (13908, 19307), (15738, 17062)]