401620320

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{278903}}^1$

素因数の和:278924

約数の個数: 72

約数和(自身を含む): 1370534256

約数和(自身を除く): 968913936

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 278903, 557806, 836709, 1115612, 1394515, 1673418, 2231224, 2510127, 2789030, 3346836, 4183545, 4462448, 5020254, 5578060, 6693672, 8367090, 8924896, 10040508, 11156120, 12550635, 13387344, 16734180, 20081016, 22312240, 25101270, 26774688, 33468360, 40162032, 44624480, 50202540, 66936720, 80324064, 100405080, 133873440, 200810160, 401620320]

約数ペア:

[(1, 401620320), (2, 200810160), (3, 133873440), (4, 100405080), (5, 80324064), (6, 66936720), (8, 50202540), (9, 44624480), (10, 40162032), (12, 33468360), (15, 26774688), (16, 25101270), (18, 22312240), (20, 20081016), (24, 16734180), (30, 13387344), (32, 12550635), (36, 11156120), (40, 10040508), (45, 8924896), (48, 8367090), (60, 6693672), (72, 5578060), (80, 5020254), (90, 4462448), (96, 4183545), (120, 3346836), (144, 2789030), (160, 2510127), (180, 2231224), (240, 1673418), (288, 1394515), (360, 1115612), (480, 836709), (720, 557806), (1440, 278903)]