172578406

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{349}}^1$

素因数の和:414

約数の個数: 96

約数和(自身を含む): 368928000

約数和(自身を除く): 196349594

約数列:

[1, 2, 7, 11, 13, 14, 19, 22, 26, 38, 77, 91, 133, 143, 154, 169, 182, 209, 247, 266, 286, 338, 349, 418, 494, 698, 1001, 1183, 1463, 1729, 1859, 2002, 2366, 2443, 2717, 2926, 3211, 3458, 3718, 3839, 4537, 4886, 5434, 6422, 6631, 7678, 9074, 13013, 13262, 19019, 22477, 26026, 26873, 31759, 35321, 38038, 44954, 46417, 49907, 53746, 58981, 63518, 70642, 72941, 86203, 92834, 99814, 117962, 145882, 172406, 247247, 349349, 412867, 494494, 510587, 603421, 648791, 698698, 825734, 948233, 1021174, 1120639, 1206842, 1297582, 1896466, 2241278, 4541537, 6637631, 7844473, 9083074, 12327029, 13275262, 15688946, 24654058, 86289203, 172578406]

約数ペア:

[(1, 172578406), (2, 86289203), (7, 24654058), (11, 15688946), (13, 13275262), (14, 12327029), (19, 9083074), (22, 7844473), (26, 6637631), (38, 4541537), (77, 2241278), (91, 1896466), (133, 1297582), (143, 1206842), (154, 1120639), (169, 1021174), (182, 948233), (209, 825734), (247, 698698), (266, 648791), (286, 603421), (338, 510587), (349, 494494), (418, 412867), (494, 349349), (698, 247247), (1001, 172406), (1183, 145882), (1463, 117962), (1729, 99814), (1859, 92834), (2002, 86203), (2366, 72941), (2443, 70642), (2717, 63518), (2926, 58981), (3211, 53746), (3458, 49907), (3718, 46417), (3839, 44954), (4537, 38038), (4886, 35321), (5434, 31759), (6422, 26873), (6631, 26026), (7678, 22477), (9074, 19019), (13013, 13262)]