2354208075

素因数分解:

$3^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{3989}}^1$

素因数の和:4109

約数の個数: 72

約数和(自身を含む): 4386542160

約数和(自身を除く): 2032334085

約数列:

[1, 3, 5, 9, 15, 25, 43, 45, 61, 75, 129, 183, 215, 225, 305, 387, 549, 645, 915, 1075, 1525, 1935, 2623, 2745, 3225, 3989, 4575, 7869, 9675, 11967, 13115, 13725, 19945, 23607, 35901, 39345, 59835, 65575, 99725, 118035, 171527, 179505, 196725, 243329, 299175, 514581, 590175, 729987, 857635, 897525, 1216645, 1543743, 2189961, 2572905, 3649935, 4288175, 6083225, 7718715, 10463147, 10949805, 12864525, 18249675, 31389441, 38593575, 52315735, 54749025, 94168323, 156947205, 261578675, 470841615, 784736025, 2354208075]

約数ペア:

[(1, 2354208075), (3, 784736025), (5, 470841615), (9, 261578675), (15, 156947205), (25, 94168323), (43, 54749025), (45, 52315735), (61, 38593575), (75, 31389441), (129, 18249675), (183, 12864525), (215, 10949805), (225, 10463147), (305, 7718715), (387, 6083225), (549, 4288175), (645, 3649935), (915, 2572905), (1075, 2189961), (1525, 1543743), (1935, 1216645), (2623, 897525), (2745, 857635), (3225, 729987), (3989, 590175), (4575, 514581), (7869, 299175), (9675, 243329), (11967, 196725), (13115, 179505), (13725, 171527), (19945, 118035), (23607, 99725), (35901, 65575), (39345, 59835)]