166390220

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{599}}^1$

素因数の和:687

約数の個数: 96

約数和(自身を含む): 399168000

約数和(自身を除く): 232777780

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 43, 68, 76, 85, 86, 95, 170, 172, 190, 215, 323, 340, 380, 430, 599, 646, 731, 817, 860, 1198, 1292, 1462, 1615, 1634, 2396, 2924, 2995, 3230, 3268, 3655, 4085, 5990, 6460, 7310, 8170, 10183, 11381, 11980, 13889, 14620, 16340, 20366, 22762, 25757, 27778, 40732, 45524, 50915, 51514, 55556, 56905, 69445, 101830, 103028, 113810, 128785, 138890, 193477, 203660, 227620, 257570, 277780, 386954, 437869, 489383, 515140, 773908, 875738, 967385, 978766, 1751476, 1934770, 1957532, 2189345, 2446915, 3869540, 4378690, 4893830, 8319511, 8757380, 9787660, 16639022, 33278044, 41597555, 83195110, 166390220]

約数ペア:

[(1, 166390220), (2, 83195110), (4, 41597555), (5, 33278044), (10, 16639022), (17, 9787660), (19, 8757380), (20, 8319511), (34, 4893830), (38, 4378690), (43, 3869540), (68, 2446915), (76, 2189345), (85, 1957532), (86, 1934770), (95, 1751476), (170, 978766), (172, 967385), (190, 875738), (215, 773908), (323, 515140), (340, 489383), (380, 437869), (430, 386954), (599, 277780), (646, 257570), (731, 227620), (817, 203660), (860, 193477), (1198, 138890), (1292, 128785), (1462, 113810), (1615, 103028), (1634, 101830), (2396, 69445), (2924, 56905), (2995, 55556), (3230, 51514), (3268, 50915), (3655, 45524), (4085, 40732), (5990, 27778), (6460, 25757), (7310, 22762), (8170, 20366), (10183, 16340), (11381, 14620), (11980, 13889)]