85320720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{727}}^1$

素因数の和:909

約数の個数: 120

約数和(自身を含む): 288689856

約数和(自身を除く): 203369136

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 163, 180, 240, 326, 360, 489, 652, 720, 727, 815, 978, 1304, 1454, 1467, 1630, 1956, 2181, 2445, 2608, 2908, 2934, 3260, 3635, 3912, 4362, 4890, 5816, 5868, 6520, 6543, 7270, 7335, 7824, 8724, 9780, 10905, 11632, 11736, 13040, 13086, 14540, 14670, 17448, 19560, 21810, 23472, 26172, 29080, 29340, 32715, 34896, 39120, 43620, 52344, 58160, 58680, 65430, 87240, 104688, 117360, 118501, 130860, 174480, 237002, 261720, 355503, 474004, 523440, 592505, 711006, 948008, 1066509, 1185010, 1422012, 1777515, 1896016, 2133018, 2370020, 2844024, 3555030, 4266036, 4740040, 5332545, 5688048, 7110060, 8532072, 9480080, 10665090, 14220120, 17064144, 21330180, 28440240, 42660360, 85320720]

約数ペア:

[(1, 85320720), (2, 42660360), (3, 28440240), (4, 21330180), (5, 17064144), (6, 14220120), (8, 10665090), (9, 9480080), (10, 8532072), (12, 7110060), (15, 5688048), (16, 5332545), (18, 4740040), (20, 4266036), (24, 3555030), (30, 2844024), (36, 2370020), (40, 2133018), (45, 1896016), (48, 1777515), (60, 1422012), (72, 1185010), (80, 1066509), (90, 948008), (120, 711006), (144, 592505), (163, 523440), (180, 474004), (240, 355503), (326, 261720), (360, 237002), (489, 174480), (652, 130860), (720, 118501), (727, 117360), (815, 104688), (978, 87240), (1304, 65430), (1454, 58680), (1467, 58160), (1630, 52344), (1956, 43620), (2181, 39120), (2445, 34896), (2608, 32715), (2908, 29340), (2934, 29080), (3260, 26172), (3635, 23472), (3912, 21810), (4362, 19560), (4890, 17448), (5816, 14670), (5868, 14540), (6520, 13086), (6543, 13040), (7270, 11736), (7335, 11632), (7824, 10905), (8724, 9780)]