205015440

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{122033}}^1$

素因数の和:122056

約数の個数: 80

約数和(自身を含む): 726346368

約数和(自身を除く): 521330928

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 122033, 244066, 366099, 488132, 610165, 732198, 854231, 976264, 1220330, 1464396, 1708462, 1830495, 1952528, 2440660, 2562693, 2928792, 3416924, 3660990, 4271155, 4881320, 5125386, 5857584, 6833848, 7321980, 8542310, 9762640, 10250772, 12813465, 13667696, 14643960, 17084620, 20501544, 25626930, 29287920, 34169240, 41003088, 51253860, 68338480, 102507720, 205015440]

約数ペア:

[(1, 205015440), (2, 102507720), (3, 68338480), (4, 51253860), (5, 41003088), (6, 34169240), (7, 29287920), (8, 25626930), (10, 20501544), (12, 17084620), (14, 14643960), (15, 13667696), (16, 12813465), (20, 10250772), (21, 9762640), (24, 8542310), (28, 7321980), (30, 6833848), (35, 5857584), (40, 5125386), (42, 4881320), (48, 4271155), (56, 3660990), (60, 3416924), (70, 2928792), (80, 2562693), (84, 2440660), (105, 1952528), (112, 1830495), (120, 1708462), (140, 1464396), (168, 1220330), (210, 976264), (240, 854231), (280, 732198), (336, 610165), (420, 488132), (560, 366099), (840, 244066), (1680, 122033)]