291248960

素因数分解:

$2^6\times 5^1\times {\mathrm{173}}^1\times {\mathrm{5261}}^1$

素因数の和:5451

約数の個数: 56

約数和(自身を含む): 697678056

約数和(自身を除く): 406429096

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 173, 320, 346, 692, 865, 1384, 1730, 2768, 3460, 5261, 5536, 6920, 10522, 11072, 13840, 21044, 26305, 27680, 42088, 52610, 55360, 84176, 105220, 168352, 210440, 336704, 420880, 841760, 910153, 1683520, 1820306, 3640612, 4550765, 7281224, 9101530, 14562448, 18203060, 29124896, 36406120, 58249792, 72812240, 145624480, 291248960]

約数ペア:

[(1, 291248960), (2, 145624480), (4, 72812240), (5, 58249792), (8, 36406120), (10, 29124896), (16, 18203060), (20, 14562448), (32, 9101530), (40, 7281224), (64, 4550765), (80, 3640612), (160, 1820306), (173, 1683520), (320, 910153), (346, 841760), (692, 420880), (865, 336704), (1384, 210440), (1730, 168352), (2768, 105220), (3460, 84176), (5261, 55360), (5536, 52610), (6920, 42088), (10522, 27680), (11072, 26305), (13840, 21044)]