51704820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{277}}^1$

素因数の和:370

約数の個数: 144

約数和(自身を含む): 169395408

約数和(自身を除く): 117690588

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 61, 68, 85, 90, 102, 122, 153, 170, 180, 183, 204, 244, 255, 277, 305, 306, 340, 366, 510, 549, 554, 610, 612, 732, 765, 831, 915, 1020, 1037, 1098, 1108, 1220, 1385, 1530, 1662, 1830, 2074, 2196, 2493, 2745, 2770, 3060, 3111, 3324, 3660, 4148, 4155, 4709, 4986, 5185, 5490, 5540, 6222, 8310, 9333, 9418, 9972, 10370, 10980, 12444, 12465, 14127, 15555, 16620, 16897, 18666, 18836, 20740, 23545, 24930, 28254, 31110, 33794, 37332, 42381, 46665, 47090, 49860, 50691, 56508, 62220, 67588, 70635, 84485, 84762, 93330, 94180, 101382, 141270, 152073, 168970, 169524, 186660, 202764, 211905, 253455, 282540, 287249, 304146, 337940, 423810, 506910, 574498, 608292, 760365, 847620, 861747, 1013820, 1148996, 1436245, 1520730, 1723494, 2585241, 2872490, 3041460, 3446988, 4308735, 5170482, 5744980, 8617470, 10340964, 12926205, 17234940, 25852410, 51704820]

約数ペア:

[(1, 51704820), (2, 25852410), (3, 17234940), (4, 12926205), (5, 10340964), (6, 8617470), (9, 5744980), (10, 5170482), (12, 4308735), (15, 3446988), (17, 3041460), (18, 2872490), (20, 2585241), (30, 1723494), (34, 1520730), (36, 1436245), (45, 1148996), (51, 1013820), (60, 861747), (61, 847620), (68, 760365), (85, 608292), (90, 574498), (102, 506910), (122, 423810), (153, 337940), (170, 304146), (180, 287249), (183, 282540), (204, 253455), (244, 211905), (255, 202764), (277, 186660), (305, 169524), (306, 168970), (340, 152073), (366, 141270), (510, 101382), (549, 94180), (554, 93330), (610, 84762), (612, 84485), (732, 70635), (765, 67588), (831, 62220), (915, 56508), (1020, 50691), (1037, 49860), (1098, 47090), (1108, 46665), (1220, 42381), (1385, 37332), (1530, 33794), (1662, 31110), (1830, 28254), (2074, 24930), (2196, 23545), (2493, 20740), (2745, 18836), (2770, 18666), (3060, 16897), (3111, 16620), (3324, 15555), (3660, 14127), (4148, 12465), (4155, 12444), (4709, 10980), (4986, 10370), (5185, 9972), (5490, 9418), (5540, 9333), (6222, 8310)]