30043720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1759}}^1$

素因数の和:1838

約数の個数: 64

約数和(自身を含む): 78566400

約数和(自身を除く): 48522680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 61, 70, 122, 140, 244, 280, 305, 427, 488, 610, 854, 1220, 1708, 1759, 2135, 2440, 3416, 3518, 4270, 7036, 8540, 8795, 12313, 14072, 17080, 17590, 24626, 35180, 49252, 61565, 70360, 98504, 107299, 123130, 214598, 246260, 429196, 492520, 536495, 751093, 858392, 1072990, 1502186, 2145980, 3004372, 3755465, 4291960, 6008744, 7510930, 15021860, 30043720]

約数ペア:

[(1, 30043720), (2, 15021860), (4, 7510930), (5, 6008744), (7, 4291960), (8, 3755465), (10, 3004372), (14, 2145980), (20, 1502186), (28, 1072990), (35, 858392), (40, 751093), (56, 536495), (61, 492520), (70, 429196), (122, 246260), (140, 214598), (244, 123130), (280, 107299), (305, 98504), (427, 70360), (488, 61565), (610, 49252), (854, 35180), (1220, 24626), (1708, 17590), (1759, 17080), (2135, 14072), (2440, 12313), (3416, 8795), (3518, 8540), (4270, 7036)]