80966520

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1229}}^1$

素因数の和:1310

約数の個数: 128

約数和(自身を含む): 274536000

約数和(自身を除く): 193569480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 61, 72, 90, 108, 120, 122, 135, 180, 183, 216, 244, 270, 305, 360, 366, 488, 540, 549, 610, 732, 915, 1080, 1098, 1220, 1229, 1464, 1647, 1830, 2196, 2440, 2458, 2745, 3294, 3660, 3687, 4392, 4916, 5490, 6145, 6588, 7320, 7374, 8235, 9832, 10980, 11061, 12290, 13176, 14748, 16470, 18435, 21960, 22122, 24580, 29496, 32940, 33183, 36870, 44244, 49160, 55305, 65880, 66366, 73740, 74969, 88488, 110610, 132732, 147480, 149938, 165915, 221220, 224907, 265464, 299876, 331830, 374845, 442440, 449814, 599752, 663660, 674721, 749690, 899628, 1124535, 1327320, 1349442, 1499380, 1799256, 2024163, 2249070, 2698884, 2998760, 3373605, 4048326, 4498140, 5397768, 6747210, 8096652, 8996280, 10120815, 13494420, 16193304, 20241630, 26988840, 40483260, 80966520]

約数ペア:

[(1, 80966520), (2, 40483260), (3, 26988840), (4, 20241630), (5, 16193304), (6, 13494420), (8, 10120815), (9, 8996280), (10, 8096652), (12, 6747210), (15, 5397768), (18, 4498140), (20, 4048326), (24, 3373605), (27, 2998760), (30, 2698884), (36, 2249070), (40, 2024163), (45, 1799256), (54, 1499380), (60, 1349442), (61, 1327320), (72, 1124535), (90, 899628), (108, 749690), (120, 674721), (122, 663660), (135, 599752), (180, 449814), (183, 442440), (216, 374845), (244, 331830), (270, 299876), (305, 265464), (360, 224907), (366, 221220), (488, 165915), (540, 149938), (549, 147480), (610, 132732), (732, 110610), (915, 88488), (1080, 74969), (1098, 73740), (1220, 66366), (1229, 65880), (1464, 55305), (1647, 49160), (1830, 44244), (2196, 36870), (2440, 33183), (2458, 32940), (2745, 29496), (3294, 24580), (3660, 22122), (3687, 21960), (4392, 18435), (4916, 16470), (5490, 14748), (6145, 13176), (6588, 12290), (7320, 11061), (7374, 10980), (8235, 9832)]