201563320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{10139}}^1$

素因数の和:10228

約数の個数: 64

約数和(自身を含む): 525657600

約数和(自身を除く): 324094280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 71, 140, 142, 280, 284, 355, 497, 568, 710, 994, 1420, 1988, 2485, 2840, 3976, 4970, 9940, 10139, 19880, 20278, 40556, 50695, 70973, 81112, 101390, 141946, 202780, 283892, 354865, 405560, 567784, 709730, 719869, 1419460, 1439738, 2838920, 2879476, 3599345, 5039083, 5758952, 7198690, 10078166, 14397380, 20156332, 25195415, 28794760, 40312664, 50390830, 100781660, 201563320]

約数ペア:

[(1, 201563320), (2, 100781660), (4, 50390830), (5, 40312664), (7, 28794760), (8, 25195415), (10, 20156332), (14, 14397380), (20, 10078166), (28, 7198690), (35, 5758952), (40, 5039083), (56, 3599345), (70, 2879476), (71, 2838920), (140, 1439738), (142, 1419460), (280, 719869), (284, 709730), (355, 567784), (497, 405560), (568, 354865), (710, 283892), (994, 202780), (1420, 141946), (1988, 101390), (2485, 81112), (2840, 70973), (3976, 50695), (4970, 40556), (9940, 20278), (10139, 19880)]