1087440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1$

素因数の和:236

約数の個数: 80

約数和(自身を含む): 3535488

約数和(自身を除く): 2448048

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 80, 92, 115, 120, 138, 184, 197, 230, 240, 276, 345, 368, 394, 460, 552, 591, 690, 788, 920, 985, 1104, 1182, 1380, 1576, 1840, 1970, 2364, 2760, 2955, 3152, 3940, 4531, 4728, 5520, 5910, 7880, 9062, 9456, 11820, 13593, 15760, 18124, 22655, 23640, 27186, 36248, 45310, 47280, 54372, 67965, 72496, 90620, 108744, 135930, 181240, 217488, 271860, 362480, 543720, 1087440]

約数ペア:

[(1, 1087440), (2, 543720), (3, 362480), (4, 271860), (5, 217488), (6, 181240), (8, 135930), (10, 108744), (12, 90620), (15, 72496), (16, 67965), (20, 54372), (23, 47280), (24, 45310), (30, 36248), (40, 27186), (46, 23640), (48, 22655), (60, 18124), (69, 15760), (80, 13593), (92, 11820), (115, 9456), (120, 9062), (138, 7880), (184, 5910), (197, 5520), (230, 4728), (240, 4531), (276, 3940), (345, 3152), (368, 2955), (394, 2760), (460, 2364), (552, 1970), (591, 1840), (690, 1576), (788, 1380), (920, 1182), (985, 1104)]