178327620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{577}}^1$

素因数の和:710

約数の個数: 144

約数和(自身を含む): 579419568

約数和(自身を除く): 401091948

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 101, 102, 153, 170, 180, 202, 204, 255, 303, 306, 340, 404, 505, 510, 577, 606, 612, 765, 909, 1010, 1020, 1154, 1212, 1515, 1530, 1717, 1731, 1818, 2020, 2308, 2885, 3030, 3060, 3434, 3462, 3636, 4545, 5151, 5193, 5770, 6060, 6868, 6924, 8585, 8655, 9090, 9809, 10302, 10386, 11540, 15453, 17170, 17310, 18180, 19618, 20604, 20772, 25755, 25965, 29427, 30906, 34340, 34620, 39236, 49045, 51510, 51930, 58277, 58854, 61812, 77265, 88281, 98090, 103020, 103860, 116554, 117708, 147135, 154530, 174831, 176562, 196180, 233108, 291385, 294270, 309060, 349662, 353124, 441405, 524493, 582770, 588540, 699324, 874155, 882810, 990709, 1048986, 1165540, 1748310, 1765620, 1981418, 2097972, 2622465, 2972127, 3496620, 3962836, 4953545, 5244930, 5944254, 8916381, 9907090, 10489860, 11888508, 14860635, 17832762, 19814180, 29721270, 35665524, 44581905, 59442540, 89163810, 178327620]

約数ペア:

[(1, 178327620), (2, 89163810), (3, 59442540), (4, 44581905), (5, 35665524), (6, 29721270), (9, 19814180), (10, 17832762), (12, 14860635), (15, 11888508), (17, 10489860), (18, 9907090), (20, 8916381), (30, 5944254), (34, 5244930), (36, 4953545), (45, 3962836), (51, 3496620), (60, 2972127), (68, 2622465), (85, 2097972), (90, 1981418), (101, 1765620), (102, 1748310), (153, 1165540), (170, 1048986), (180, 990709), (202, 882810), (204, 874155), (255, 699324), (303, 588540), (306, 582770), (340, 524493), (404, 441405), (505, 353124), (510, 349662), (577, 309060), (606, 294270), (612, 291385), (765, 233108), (909, 196180), (1010, 176562), (1020, 174831), (1154, 154530), (1212, 147135), (1515, 117708), (1530, 116554), (1717, 103860), (1731, 103020), (1818, 98090), (2020, 88281), (2308, 77265), (2885, 61812), (3030, 58854), (3060, 58277), (3434, 51930), (3462, 51510), (3636, 49045), (4545, 39236), (5151, 34620), (5193, 34340), (5770, 30906), (6060, 29427), (6868, 25965), (6924, 25755), (8585, 20772), (8655, 20604), (9090, 19618), (9809, 18180), (10302, 17310), (10386, 17170), (11540, 15453)]