218421120

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{113761}}^1$

素因数の和:113783

約数の個数: 64

約数和(自身を含む): 696223440

約数和(自身を除く): 477802320

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, 113761, 227522, 341283, 455044, 568805, 682566, 910088, 1137610, 1365132, 1706415, 1820176, 2275220, 2730264, 3412830, 3640352, 4550440, 5460528, 6825660, 7280704, 9100880, 10921056, 13651320, 14561408, 18201760, 21842112, 27302640, 36403520, 43684224, 54605280, 72807040, 109210560, 218421120]

約数ペア:

[(1, 218421120), (2, 109210560), (3, 72807040), (4, 54605280), (5, 43684224), (6, 36403520), (8, 27302640), (10, 21842112), (12, 18201760), (15, 14561408), (16, 13651320), (20, 10921056), (24, 9100880), (30, 7280704), (32, 6825660), (40, 5460528), (48, 4550440), (60, 3640352), (64, 3412830), (80, 2730264), (96, 2275220), (120, 1820176), (128, 1706415), (160, 1365132), (192, 1137610), (240, 910088), (320, 682566), (384, 568805), (480, 455044), (640, 341283), (960, 227522), (1920, 113761)]