213840720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{6907}}^1$

素因数の和:6969

約数の個数: 120

約数和(自身を含む): 734955936

約数和(自身を除く): 521115216

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 43, 45, 48, 60, 72, 80, 86, 90, 120, 129, 144, 172, 180, 215, 240, 258, 344, 360, 387, 430, 516, 645, 688, 720, 774, 860, 1032, 1290, 1548, 1720, 1935, 2064, 2580, 3096, 3440, 3870, 5160, 6192, 6907, 7740, 10320, 13814, 15480, 20721, 27628, 30960, 34535, 41442, 55256, 62163, 69070, 82884, 103605, 110512, 124326, 138140, 165768, 207210, 248652, 276280, 297001, 310815, 331536, 414420, 497304, 552560, 594002, 621630, 828840, 891003, 994608, 1188004, 1243260, 1485005, 1657680, 1782006, 2376008, 2486520, 2673009, 2970010, 3564012, 4455015, 4752016, 4973040, 5346018, 5940020, 7128024, 8910030, 10692036, 11880040, 13365045, 14256048, 17820060, 21384072, 23760080, 26730090, 35640120, 42768144, 53460180, 71280240, 106920360, 213840720]

約数ペア:

[(1, 213840720), (2, 106920360), (3, 71280240), (4, 53460180), (5, 42768144), (6, 35640120), (8, 26730090), (9, 23760080), (10, 21384072), (12, 17820060), (15, 14256048), (16, 13365045), (18, 11880040), (20, 10692036), (24, 8910030), (30, 7128024), (36, 5940020), (40, 5346018), (43, 4973040), (45, 4752016), (48, 4455015), (60, 3564012), (72, 2970010), (80, 2673009), (86, 2486520), (90, 2376008), (120, 1782006), (129, 1657680), (144, 1485005), (172, 1243260), (180, 1188004), (215, 994608), (240, 891003), (258, 828840), (344, 621630), (360, 594002), (387, 552560), (430, 497304), (516, 414420), (645, 331536), (688, 310815), (720, 297001), (774, 276280), (860, 248652), (1032, 207210), (1290, 165768), (1548, 138140), (1720, 124326), (1935, 110512), (2064, 103605), (2580, 82884), (3096, 69070), (3440, 62163), (3870, 55256), (5160, 41442), (6192, 34535), (6907, 30960), (7740, 27628), (10320, 20721), (13814, 15480)]