128404232

素因数分解:

$2^3\times {\mathrm{11}}^3\times {\mathrm{31}}^1\times {\mathrm{389}}^1$

素因数の和:459

約数の個数: 64

約数和(自身を含む): 274060800

約数和(自身を除く): 145656568

約数列:

[1, 2, 4, 8, 11, 22, 31, 44, 62, 88, 121, 124, 242, 248, 341, 389, 484, 682, 778, 968, 1331, 1364, 1556, 2662, 2728, 3112, 3751, 4279, 5324, 7502, 8558, 10648, 12059, 15004, 17116, 24118, 30008, 34232, 41261, 47069, 48236, 82522, 94138, 96472, 132649, 165044, 188276, 265298, 330088, 376552, 517759, 530596, 1035518, 1061192, 1459139, 2071036, 2918278, 4142072, 5836556, 11673112, 16050529, 32101058, 64202116, 128404232]

約数ペア:

[(1, 128404232), (2, 64202116), (4, 32101058), (8, 16050529), (11, 11673112), (22, 5836556), (31, 4142072), (44, 2918278), (62, 2071036), (88, 1459139), (121, 1061192), (124, 1035518), (242, 530596), (248, 517759), (341, 376552), (389, 330088), (484, 265298), (682, 188276), (778, 165044), (968, 132649), (1331, 96472), (1364, 94138), (1556, 82522), (2662, 48236), (2728, 47069), (3112, 41261), (3751, 34232), (4279, 30008), (5324, 24118), (7502, 17116), (8558, 15004), (10648, 12059)]