198720

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{23}}^1$

素因数の和:49

約数の個数: 112

約数和(自身を含む): 731520

約数和(自身を除く): 532800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 27, 30, 32, 36, 40, 45, 46, 48, 54, 60, 64, 69, 72, 80, 90, 92, 96, 108, 115, 120, 135, 138, 144, 160, 180, 184, 192, 207, 216, 230, 240, 270, 276, 288, 320, 345, 360, 368, 414, 432, 460, 480, 540, 552, 576, 621, 690, 720, 736, 828, 864, 920, 960, 1035, 1080, 1104, 1242, 1380, 1440, 1472, 1656, 1728, 1840, 2070, 2160, 2208, 2484, 2760, 2880, 3105, 3312, 3680, 4140, 4320, 4416, 4968, 5520, 6210, 6624, 7360, 8280, 8640, 9936, 11040, 12420, 13248, 16560, 19872, 22080, 24840, 33120, 39744, 49680, 66240, 99360, 198720]

約数ペア:

[(1, 198720), (2, 99360), (3, 66240), (4, 49680), (5, 39744), (6, 33120), (8, 24840), (9, 22080), (10, 19872), (12, 16560), (15, 13248), (16, 12420), (18, 11040), (20, 9936), (23, 8640), (24, 8280), (27, 7360), (30, 6624), (32, 6210), (36, 5520), (40, 4968), (45, 4416), (46, 4320), (48, 4140), (54, 3680), (60, 3312), (64, 3105), (69, 2880), (72, 2760), (80, 2484), (90, 2208), (92, 2160), (96, 2070), (108, 1840), (115, 1728), (120, 1656), (135, 1472), (138, 1440), (144, 1380), (160, 1242), (180, 1104), (184, 1080), (192, 1035), (207, 960), (216, 920), (230, 864), (240, 828), (270, 736), (276, 720), (288, 690), (320, 621), (345, 576), (360, 552), (368, 540), (414, 480), (432, 460)]