279869612

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{811}}^1$

素因数の和:891

約数の個数: 72

約数和(自身を含む): 580586496

約数和(自身を除く): 300716884

約数列:

[1, 2, 4, 11, 22, 23, 31, 44, 46, 62, 92, 121, 124, 242, 253, 341, 484, 506, 682, 713, 811, 1012, 1364, 1426, 1622, 2783, 2852, 3244, 3751, 5566, 7502, 7843, 8921, 11132, 15004, 15686, 17842, 18653, 25141, 31372, 35684, 37306, 50282, 74612, 86273, 98131, 100564, 172546, 196262, 205183, 276551, 345092, 392524, 410366, 553102, 578243, 820732, 1106204, 1156486, 2257013, 2312972, 3042061, 4514026, 6084122, 6360673, 9028052, 12168244, 12721346, 25442692, 69967403, 139934806, 279869612]

約数ペア:

[(1, 279869612), (2, 139934806), (4, 69967403), (11, 25442692), (22, 12721346), (23, 12168244), (31, 9028052), (44, 6360673), (46, 6084122), (62, 4514026), (92, 3042061), (121, 2312972), (124, 2257013), (242, 1156486), (253, 1106204), (341, 820732), (484, 578243), (506, 553102), (682, 410366), (713, 392524), (811, 345092), (1012, 276551), (1364, 205183), (1426, 196262), (1622, 172546), (2783, 100564), (2852, 98131), (3244, 86273), (3751, 74612), (5566, 50282), (7502, 37306), (7843, 35684), (8921, 31372), (11132, 25141), (15004, 18653), (15686, 17842)]