245377920

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{227}}^1\times {\mathrm{563}}^1$

素因数の和:812

約数の個数: 128

約数和(自身を含む): 786983040

約数和(自身を除く): 541605120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 227, 240, 320, 384, 454, 480, 563, 640, 681, 908, 960, 1126, 1135, 1362, 1689, 1816, 1920, 2252, 2270, 2724, 2815, 3378, 3405, 3632, 4504, 4540, 5448, 5630, 6756, 6810, 7264, 8445, 9008, 9080, 10896, 11260, 13512, 13620, 14528, 16890, 18016, 18160, 21792, 22520, 27024, 27240, 29056, 33780, 36032, 36320, 43584, 45040, 54048, 54480, 67560, 72064, 72640, 87168, 90080, 108096, 108960, 127801, 135120, 145280, 180160, 216192, 217920, 255602, 270240, 360320, 383403, 435840, 511204, 540480, 639005, 766806, 1022408, 1080960, 1278010, 1533612, 1917015, 2044816, 2556020, 3067224, 3834030, 4089632, 5112040, 6134448, 7668060, 8179264, 10224080, 12268896, 15336120, 16358528, 20448160, 24537792, 30672240, 40896320, 49075584, 61344480, 81792640, 122688960, 245377920]

約数ペア:

[(1, 245377920), (2, 122688960), (3, 81792640), (4, 61344480), (5, 49075584), (6, 40896320), (8, 30672240), (10, 24537792), (12, 20448160), (15, 16358528), (16, 15336120), (20, 12268896), (24, 10224080), (30, 8179264), (32, 7668060), (40, 6134448), (48, 5112040), (60, 4089632), (64, 3834030), (80, 3067224), (96, 2556020), (120, 2044816), (128, 1917015), (160, 1533612), (192, 1278010), (227, 1080960), (240, 1022408), (320, 766806), (384, 639005), (454, 540480), (480, 511204), (563, 435840), (640, 383403), (681, 360320), (908, 270240), (960, 255602), (1126, 217920), (1135, 216192), (1362, 180160), (1689, 145280), (1816, 135120), (1920, 127801), (2252, 108960), (2270, 108096), (2724, 90080), (2815, 87168), (3378, 72640), (3405, 72064), (3632, 67560), (4504, 54480), (4540, 54048), (5448, 45040), (5630, 43584), (6756, 36320), (6810, 36032), (7264, 33780), (8445, 29056), (9008, 27240), (9080, 27024), (10896, 22520), (11260, 21792), (13512, 18160), (13620, 18016), (14528, 16890)]