80171280

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{15907}}^1$

素因数の和:15933

約数の個数: 120

約数和(自身を含む): 307724352

約数和(自身を除く): 227553072

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 15907, 31814, 47721, 63628, 79535, 95442, 111349, 127256, 143163, 159070, 190884, 222698, 238605, 254512, 286326, 318140, 334047, 381768, 445396, 477210, 556745, 572652, 636280, 668094, 715815, 763536, 890792, 954420, 1002141, 1113490, 1145304, 1272560, 1336188, 1431630, 1670235, 1781584, 1908840, 2004282, 2226980, 2290608, 2672376, 2863260, 3340470, 3817680, 4008564, 4453960, 5010705, 5344752, 5726520, 6680940, 8017128, 8907920, 10021410, 11453040, 13361880, 16034256, 20042820, 26723760, 40085640, 80171280]

約数ペア:

[(1, 80171280), (2, 40085640), (3, 26723760), (4, 20042820), (5, 16034256), (6, 13361880), (7, 11453040), (8, 10021410), (9, 8907920), (10, 8017128), (12, 6680940), (14, 5726520), (15, 5344752), (16, 5010705), (18, 4453960), (20, 4008564), (21, 3817680), (24, 3340470), (28, 2863260), (30, 2672376), (35, 2290608), (36, 2226980), (40, 2004282), (42, 1908840), (45, 1781584), (48, 1670235), (56, 1431630), (60, 1336188), (63, 1272560), (70, 1145304), (72, 1113490), (80, 1002141), (84, 954420), (90, 890792), (105, 763536), (112, 715815), (120, 668094), (126, 636280), (140, 572652), (144, 556745), (168, 477210), (180, 445396), (210, 381768), (240, 334047), (252, 318140), (280, 286326), (315, 254512), (336, 238605), (360, 222698), (420, 190884), (504, 159070), (560, 143163), (630, 127256), (720, 111349), (840, 95442), (1008, 79535), (1260, 63628), (1680, 47721), (2520, 31814), (5040, 15907)]