298157440

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{66553}}^1$

素因数の和:66579

約数の個数: 64

約数和(自身を含む): 814620960

約数和(自身を除く): 516463520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 280, 320, 448, 560, 640, 896, 1120, 2240, 4480, 66553, 133106, 266212, 332765, 465871, 532424, 665530, 931742, 1064848, 1331060, 1863484, 2129696, 2329355, 2662120, 3726968, 4259392, 4658710, 5324240, 7453936, 8518784, 9317420, 10648480, 14907872, 18634840, 21296960, 29815744, 37269680, 42593920, 59631488, 74539360, 149078720, 298157440]

約数ペア:

[(1, 298157440), (2, 149078720), (4, 74539360), (5, 59631488), (7, 42593920), (8, 37269680), (10, 29815744), (14, 21296960), (16, 18634840), (20, 14907872), (28, 10648480), (32, 9317420), (35, 8518784), (40, 7453936), (56, 5324240), (64, 4658710), (70, 4259392), (80, 3726968), (112, 2662120), (128, 2329355), (140, 2129696), (160, 1863484), (224, 1331060), (280, 1064848), (320, 931742), (448, 665530), (560, 532424), (640, 465871), (896, 332765), (1120, 266212), (2240, 133106), (4480, 66553)]