8418900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1$

素因数の和:254

約数の個数: 144

約数和(自身を含む): 29442560

約数和(自身を除く): 21023660

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 25, 28, 30, 35, 38, 42, 50, 57, 60, 70, 75, 76, 84, 95, 100, 105, 114, 133, 140, 150, 175, 190, 210, 211, 228, 266, 285, 300, 350, 380, 399, 420, 422, 475, 525, 532, 570, 633, 665, 700, 798, 844, 950, 1050, 1055, 1140, 1266, 1330, 1425, 1477, 1596, 1900, 1995, 2100, 2110, 2532, 2660, 2850, 2954, 3165, 3325, 3990, 4009, 4220, 4431, 5275, 5700, 5908, 6330, 6650, 7385, 7980, 8018, 8862, 9975, 10550, 12027, 12660, 13300, 14770, 15825, 16036, 17724, 19950, 20045, 21100, 22155, 24054, 28063, 29540, 31650, 36925, 39900, 40090, 44310, 48108, 56126, 60135, 63300, 73850, 80180, 84189, 88620, 100225, 110775, 112252, 120270, 140315, 147700, 168378, 200450, 221550, 240540, 280630, 300675, 336756, 400900, 420945, 443100, 561260, 601350, 701575, 841890, 1202700, 1403150, 1683780, 2104725, 2806300, 4209450, 8418900]

約数ペア:

[(1, 8418900), (2, 4209450), (3, 2806300), (4, 2104725), (5, 1683780), (6, 1403150), (7, 1202700), (10, 841890), (12, 701575), (14, 601350), (15, 561260), (19, 443100), (20, 420945), (21, 400900), (25, 336756), (28, 300675), (30, 280630), (35, 240540), (38, 221550), (42, 200450), (50, 168378), (57, 147700), (60, 140315), (70, 120270), (75, 112252), (76, 110775), (84, 100225), (95, 88620), (100, 84189), (105, 80180), (114, 73850), (133, 63300), (140, 60135), (150, 56126), (175, 48108), (190, 44310), (210, 40090), (211, 39900), (228, 36925), (266, 31650), (285, 29540), (300, 28063), (350, 24054), (380, 22155), (399, 21100), (420, 20045), (422, 19950), (475, 17724), (525, 16036), (532, 15825), (570, 14770), (633, 13300), (665, 12660), (700, 12027), (798, 10550), (844, 9975), (950, 8862), (1050, 8018), (1055, 7980), (1140, 7385), (1266, 6650), (1330, 6330), (1425, 5908), (1477, 5700), (1596, 5275), (1900, 4431), (1995, 4220), (2100, 4009), (2110, 3990), (2532, 3325), (2660, 3165), (2850, 2954)]