42788280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{419}}^1$

素因数の和:493

約数の個数: 128

約数和(自身を含む): 137894400

約数和(自身を除く): 95106120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 37, 40, 46, 60, 69, 74, 92, 111, 115, 120, 138, 148, 184, 185, 222, 230, 276, 296, 345, 370, 419, 444, 460, 552, 555, 690, 740, 838, 851, 888, 920, 1110, 1257, 1380, 1480, 1676, 1702, 2095, 2220, 2514, 2553, 2760, 3352, 3404, 4190, 4255, 4440, 5028, 5106, 6285, 6808, 8380, 8510, 9637, 10056, 10212, 12570, 12765, 15503, 16760, 17020, 19274, 20424, 25140, 25530, 28911, 31006, 34040, 38548, 46509, 48185, 50280, 51060, 57822, 62012, 77096, 77515, 93018, 96370, 102120, 115644, 124024, 144555, 155030, 186036, 192740, 231288, 232545, 289110, 310060, 356569, 372072, 385480, 465090, 578220, 620120, 713138, 930180, 1069707, 1156440, 1426276, 1782845, 1860360, 2139414, 2852552, 3565690, 4278828, 5348535, 7131380, 8557656, 10697070, 14262760, 21394140, 42788280]

約数ペア:

[(1, 42788280), (2, 21394140), (3, 14262760), (4, 10697070), (5, 8557656), (6, 7131380), (8, 5348535), (10, 4278828), (12, 3565690), (15, 2852552), (20, 2139414), (23, 1860360), (24, 1782845), (30, 1426276), (37, 1156440), (40, 1069707), (46, 930180), (60, 713138), (69, 620120), (74, 578220), (92, 465090), (111, 385480), (115, 372072), (120, 356569), (138, 310060), (148, 289110), (184, 232545), (185, 231288), (222, 192740), (230, 186036), (276, 155030), (296, 144555), (345, 124024), (370, 115644), (419, 102120), (444, 96370), (460, 93018), (552, 77515), (555, 77096), (690, 62012), (740, 57822), (838, 51060), (851, 50280), (888, 48185), (920, 46509), (1110, 38548), (1257, 34040), (1380, 31006), (1480, 28911), (1676, 25530), (1702, 25140), (2095, 20424), (2220, 19274), (2514, 17020), (2553, 16760), (2760, 15503), (3352, 12765), (3404, 12570), (4190, 10212), (4255, 10056), (4440, 9637), (5028, 8510), (5106, 8380), (6285, 6808)]