72181368

素因数分解:

$2^3\times 3^4\times 7^1\times {\mathrm{15913}}^1$

素因数の和:15938

約数の個数: 80

約数和(自身を含む): 231071280

約数和(自身を除く): 158889912

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 81, 84, 108, 126, 162, 168, 189, 216, 252, 324, 378, 504, 567, 648, 756, 1134, 1512, 2268, 4536, 15913, 31826, 47739, 63652, 95478, 111391, 127304, 143217, 190956, 222782, 286434, 334173, 381912, 429651, 445564, 572868, 668346, 859302, 891128, 1002519, 1145736, 1288953, 1336692, 1718604, 2005038, 2577906, 2673384, 3007557, 3437208, 4010076, 5155812, 6015114, 8020152, 9022671, 10311624, 12030228, 18045342, 24060456, 36090684, 72181368]

約数ペア:

[(1, 72181368), (2, 36090684), (3, 24060456), (4, 18045342), (6, 12030228), (7, 10311624), (8, 9022671), (9, 8020152), (12, 6015114), (14, 5155812), (18, 4010076), (21, 3437208), (24, 3007557), (27, 2673384), (28, 2577906), (36, 2005038), (42, 1718604), (54, 1336692), (56, 1288953), (63, 1145736), (72, 1002519), (81, 891128), (84, 859302), (108, 668346), (126, 572868), (162, 445564), (168, 429651), (189, 381912), (216, 334173), (252, 286434), (324, 222782), (378, 190956), (504, 143217), (567, 127304), (648, 111391), (756, 95478), (1134, 63652), (1512, 47739), (2268, 31826), (4536, 15913)]