420702900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{587}}^1\times {\mathrm{2389}}^1$

素因数の和:2993

約数の個数: 72

約数和(自身を含む): 1219817760

約数和(自身を除く): 799114860

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 300, 587, 1174, 1761, 2348, 2389, 2935, 3522, 4778, 5870, 7044, 7167, 8805, 9556, 11740, 11945, 14334, 14675, 17610, 23890, 28668, 29350, 35220, 35835, 44025, 47780, 58700, 59725, 71670, 88050, 119450, 143340, 176100, 179175, 238900, 358350, 716700, 1402343, 2804686, 4207029, 5609372, 7011715, 8414058, 14023430, 16828116, 21035145, 28046860, 35058575, 42070290, 70117150, 84140580, 105175725, 140234300, 210351450, 420702900]

約数ペア:

[(1, 420702900), (2, 210351450), (3, 140234300), (4, 105175725), (5, 84140580), (6, 70117150), (10, 42070290), (12, 35058575), (15, 28046860), (20, 21035145), (25, 16828116), (30, 14023430), (50, 8414058), (60, 7011715), (75, 5609372), (100, 4207029), (150, 2804686), (300, 1402343), (587, 716700), (1174, 358350), (1761, 238900), (2348, 179175), (2389, 176100), (2935, 143340), (3522, 119450), (4778, 88050), (5870, 71670), (7044, 59725), (7167, 58700), (8805, 47780), (9556, 44025), (11740, 35835), (11945, 35220), (14334, 29350), (14675, 28668), (17610, 23890)]