254395920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^2\times {\mathrm{1103}}^1$

素因数の和:1181

約数の個数: 120

約数和(自身を含む): 815626368

約数和(自身を除く): 561230448

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 310, 372, 465, 496, 620, 744, 930, 961, 1103, 1240, 1488, 1860, 1922, 2206, 2480, 2883, 3309, 3720, 3844, 4412, 4805, 5515, 5766, 6618, 7440, 7688, 8824, 9610, 11030, 11532, 13236, 14415, 15376, 16545, 17648, 19220, 22060, 23064, 26472, 28830, 33090, 34193, 38440, 44120, 46128, 52944, 57660, 66180, 68386, 76880, 88240, 102579, 115320, 132360, 136772, 170965, 205158, 230640, 264720, 273544, 341930, 410316, 512895, 547088, 683860, 820632, 1025790, 1059983, 1367720, 1641264, 2051580, 2119966, 2735440, 3179949, 4103160, 4239932, 5299915, 6359898, 8206320, 8479864, 10599830, 12719796, 15899745, 16959728, 21199660, 25439592, 31799490, 42399320, 50879184, 63598980, 84798640, 127197960, 254395920]

約数ペア:

[(1, 254395920), (2, 127197960), (3, 84798640), (4, 63598980), (5, 50879184), (6, 42399320), (8, 31799490), (10, 25439592), (12, 21199660), (15, 16959728), (16, 15899745), (20, 12719796), (24, 10599830), (30, 8479864), (31, 8206320), (40, 6359898), (48, 5299915), (60, 4239932), (62, 4103160), (80, 3179949), (93, 2735440), (120, 2119966), (124, 2051580), (155, 1641264), (186, 1367720), (240, 1059983), (248, 1025790), (310, 820632), (372, 683860), (465, 547088), (496, 512895), (620, 410316), (744, 341930), (930, 273544), (961, 264720), (1103, 230640), (1240, 205158), (1488, 170965), (1860, 136772), (1922, 132360), (2206, 115320), (2480, 102579), (2883, 88240), (3309, 76880), (3720, 68386), (3844, 66180), (4412, 57660), (4805, 52944), (5515, 46128), (5766, 44120), (6618, 38440), (7440, 34193), (7688, 33090), (8824, 28830), (9610, 26472), (11030, 23064), (11532, 22060), (13236, 19220), (14415, 17648), (15376, 16545)]