678528020745

素因数分解:

$3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{283}}^1\times {\mathrm{348239}}^1$

素因数の和:348556

約数の個数: 80

約数和(自身を含む): 1292427290880

約数和(自身を除く): 613899270135

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 81, 85, 135, 153, 255, 283, 405, 459, 765, 849, 1377, 1415, 2295, 2547, 4245, 4811, 6885, 7641, 12735, 14433, 22923, 24055, 38205, 43299, 72165, 114615, 129897, 216495, 348239, 389691, 649485, 1044717, 1741195, 1948455, 3134151, 5223585, 5920063, 9402453, 15670755, 17760189, 28207359, 29600315, 47012265, 53280567, 88800945, 98551637, 141036795, 159841701, 266402835, 295654911, 479525103, 492758185, 799208505, 886964733, 1478274555, 1675377829, 2397625515, 2660894199, 4434823665, 5026133487, 7982682597, 8376889145, 13304470995, 15078400461, 25130667435, 39913412985, 45235201383, 75392002305, 135705604149, 226176006915, 678528020745]

約数ペア:

[(1, 678528020745), (3, 226176006915), (5, 135705604149), (9, 75392002305), (15, 45235201383), (17, 39913412985), (27, 25130667435), (45, 15078400461), (51, 13304470995), (81, 8376889145), (85, 7982682597), (135, 5026133487), (153, 4434823665), (255, 2660894199), (283, 2397625515), (405, 1675377829), (459, 1478274555), (765, 886964733), (849, 799208505), (1377, 492758185), (1415, 479525103), (2295, 295654911), (2547, 266402835), (4245, 159841701), (4811, 141036795), (6885, 98551637), (7641, 88800945), (12735, 53280567), (14433, 47012265), (22923, 29600315), (24055, 28207359), (38205, 17760189), (43299, 15670755), (72165, 9402453), (114615, 5920063), (129897, 5223585), (216495, 3134151), (348239, 1948455), (389691, 1741195), (649485, 1044717)]