30384720

素因数分解:

$2^4\times 3^6\times 5^1\times {\mathrm{521}}^1$

素因数の和:552

約数の個数: 140

約数和(自身を含む): 106121556

約数和(自身を除く): 75736836

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 243, 270, 324, 360, 405, 432, 486, 521, 540, 648, 720, 729, 810, 972, 1042, 1080, 1215, 1296, 1458, 1563, 1620, 1944, 2084, 2160, 2430, 2605, 2916, 3126, 3240, 3645, 3888, 4168, 4689, 4860, 5210, 5832, 6252, 6480, 7290, 7815, 8336, 9378, 9720, 10420, 11664, 12504, 14067, 14580, 15630, 18756, 19440, 20840, 23445, 25008, 28134, 29160, 31260, 37512, 41680, 42201, 46890, 56268, 58320, 62520, 70335, 75024, 84402, 93780, 112536, 125040, 126603, 140670, 168804, 187560, 211005, 225072, 253206, 281340, 337608, 375120, 379809, 422010, 506412, 562680, 633015, 675216, 759618, 844020, 1012824, 1125360, 1266030, 1519236, 1688040, 1899045, 2025648, 2532060, 3038472, 3376080, 3798090, 5064120, 6076944, 7596180, 10128240, 15192360, 30384720]

約数ペア:

[(1, 30384720), (2, 15192360), (3, 10128240), (4, 7596180), (5, 6076944), (6, 5064120), (8, 3798090), (9, 3376080), (10, 3038472), (12, 2532060), (15, 2025648), (16, 1899045), (18, 1688040), (20, 1519236), (24, 1266030), (27, 1125360), (30, 1012824), (36, 844020), (40, 759618), (45, 675216), (48, 633015), (54, 562680), (60, 506412), (72, 422010), (80, 379809), (81, 375120), (90, 337608), (108, 281340), (120, 253206), (135, 225072), (144, 211005), (162, 187560), (180, 168804), (216, 140670), (240, 126603), (243, 125040), (270, 112536), (324, 93780), (360, 84402), (405, 75024), (432, 70335), (486, 62520), (521, 58320), (540, 56268), (648, 46890), (720, 42201), (729, 41680), (810, 37512), (972, 31260), (1042, 29160), (1080, 28134), (1215, 25008), (1296, 23445), (1458, 20840), (1563, 19440), (1620, 18756), (1944, 15630), (2084, 14580), (2160, 14067), (2430, 12504), (2605, 11664), (2916, 10420), (3126, 9720), (3240, 9378), (3645, 8336), (3888, 7815), (4168, 7290), (4689, 6480), (4860, 6252), (5210, 5832)]