245504640

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{127867}}^1$

素因数の和:127889

約数の個数: 64

約数和(自身を含む): 782552160

約数和(自身を除く): 537047520

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, 240, 320, 384, 480, 640, 960, 1920, 127867, 255734, 383601, 511468, 639335, 767202, 1022936, 1278670, 1534404, 1918005, 2045872, 2557340, 3068808, 3836010, 4091744, 5114680, 6137616, 7672020, 8183488, 10229360, 12275232, 15344040, 16366976, 20458720, 24550464, 30688080, 40917440, 49100928, 61376160, 81834880, 122752320, 245504640]

約数ペア:

[(1, 245504640), (2, 122752320), (3, 81834880), (4, 61376160), (5, 49100928), (6, 40917440), (8, 30688080), (10, 24550464), (12, 20458720), (15, 16366976), (16, 15344040), (20, 12275232), (24, 10229360), (30, 8183488), (32, 7672020), (40, 6137616), (48, 5114680), (60, 4091744), (64, 3836010), (80, 3068808), (96, 2557340), (120, 2045872), (128, 1918005), (160, 1534404), (192, 1278670), (240, 1022936), (320, 767202), (384, 639335), (480, 511468), (640, 383601), (960, 255734), (1920, 127867)]