399818520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{58453}}^1$

素因数の和:58489

約数の個数: 96

約数和(自身を含む): 1367823600

約数和(自身を除く): 968005080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 36, 38, 40, 45, 57, 60, 72, 76, 90, 95, 114, 120, 152, 171, 180, 190, 228, 285, 342, 360, 380, 456, 570, 684, 760, 855, 1140, 1368, 1710, 2280, 3420, 6840, 58453, 116906, 175359, 233812, 292265, 350718, 467624, 526077, 584530, 701436, 876795, 1052154, 1110607, 1169060, 1402872, 1753590, 2104308, 2221214, 2338120, 2630385, 3331821, 3507180, 4208616, 4442428, 5260770, 5553035, 6663642, 7014360, 8884856, 9995463, 10521540, 11106070, 13327284, 16659105, 19990926, 21043080, 22212140, 26654568, 33318210, 39981852, 44424280, 49977315, 66636420, 79963704, 99954630, 133272840, 199909260, 399818520]

約数ペア:

[(1, 399818520), (2, 199909260), (3, 133272840), (4, 99954630), (5, 79963704), (6, 66636420), (8, 49977315), (9, 44424280), (10, 39981852), (12, 33318210), (15, 26654568), (18, 22212140), (19, 21043080), (20, 19990926), (24, 16659105), (30, 13327284), (36, 11106070), (38, 10521540), (40, 9995463), (45, 8884856), (57, 7014360), (60, 6663642), (72, 5553035), (76, 5260770), (90, 4442428), (95, 4208616), (114, 3507180), (120, 3331821), (152, 2630385), (171, 2338120), (180, 2221214), (190, 2104308), (228, 1753590), (285, 1402872), (342, 1169060), (360, 1110607), (380, 1052154), (456, 876795), (570, 701436), (684, 584530), (760, 526077), (855, 467624), (1140, 350718), (1368, 292265), (1710, 233812), (2280, 175359), (3420, 116906), (6840, 58453)]