158447480

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{389}}^1\times {\mathrm{599}}^1$

素因数の和:1016

約数の個数: 64

約数和(自身を含む): 379080000

約数和(自身を除く): 220632520

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 389, 599, 680, 778, 1198, 1556, 1945, 2396, 2995, 3112, 3890, 4792, 5990, 6613, 7780, 10183, 11980, 13226, 15560, 20366, 23960, 26452, 33065, 40732, 50915, 52904, 66130, 81464, 101830, 132260, 203660, 233011, 264520, 407320, 466022, 932044, 1165055, 1864088, 2330110, 3961187, 4660220, 7922374, 9320440, 15844748, 19805935, 31689496, 39611870, 79223740, 158447480]

約数ペア:

[(1, 158447480), (2, 79223740), (4, 39611870), (5, 31689496), (8, 19805935), (10, 15844748), (17, 9320440), (20, 7922374), (34, 4660220), (40, 3961187), (68, 2330110), (85, 1864088), (136, 1165055), (170, 932044), (340, 466022), (389, 407320), (599, 264520), (680, 233011), (778, 203660), (1198, 132260), (1556, 101830), (1945, 81464), (2396, 66130), (2995, 52904), (3112, 50915), (3890, 40732), (4792, 33065), (5990, 26452), (6613, 23960), (7780, 20366), (10183, 15560), (11980, 13226)]