16990128

素因数分解:

$2^4\times 3^3\times {\mathrm{67}}^1\times {\mathrm{587}}^1$

素因数の和:671

約数の個数: 80

約数和(自身を含む): 49580160

約数和(自身を除く): 32590032

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 67, 72, 108, 134, 144, 201, 216, 268, 402, 432, 536, 587, 603, 804, 1072, 1174, 1206, 1608, 1761, 1809, 2348, 2412, 3216, 3522, 3618, 4696, 4824, 5283, 7044, 7236, 9392, 9648, 10566, 14088, 14472, 15849, 21132, 28176, 28944, 31698, 39329, 42264, 63396, 78658, 84528, 117987, 126792, 157316, 235974, 253584, 314632, 353961, 471948, 629264, 707922, 943896, 1061883, 1415844, 1887792, 2123766, 2831688, 4247532, 5663376, 8495064, 16990128]

約数ペア:

[(1, 16990128), (2, 8495064), (3, 5663376), (4, 4247532), (6, 2831688), (8, 2123766), (9, 1887792), (12, 1415844), (16, 1061883), (18, 943896), (24, 707922), (27, 629264), (36, 471948), (48, 353961), (54, 314632), (67, 253584), (72, 235974), (108, 157316), (134, 126792), (144, 117987), (201, 84528), (216, 78658), (268, 63396), (402, 42264), (432, 39329), (536, 31698), (587, 28944), (603, 28176), (804, 21132), (1072, 15849), (1174, 14472), (1206, 14088), (1608, 10566), (1761, 9648), (1809, 9392), (2348, 7236), (2412, 7044), (3216, 5283), (3522, 4824), (3618, 4696)]