219982000

素因数分解:

$2^4\times 5^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{827}}^1$

素因数の和:876

約数の個数: 160

約数和(自身を含む): 640673280

約数和(自身を除く): 420691280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 25, 28, 35, 38, 40, 50, 56, 70, 76, 80, 95, 100, 112, 125, 133, 140, 152, 175, 190, 200, 250, 266, 280, 304, 350, 380, 400, 475, 500, 532, 560, 665, 700, 760, 827, 875, 950, 1000, 1064, 1330, 1400, 1520, 1654, 1750, 1900, 2000, 2128, 2375, 2660, 2800, 3308, 3325, 3500, 3800, 4135, 4750, 5320, 5789, 6616, 6650, 7000, 7600, 8270, 9500, 10640, 11578, 13232, 13300, 14000, 15713, 16540, 16625, 19000, 20675, 23156, 26600, 28945, 31426, 33080, 33250, 38000, 41350, 46312, 53200, 57890, 62852, 66160, 66500, 78565, 82700, 92624, 103375, 109991, 115780, 125704, 133000, 144725, 157130, 165400, 206750, 219982, 231560, 251408, 266000, 289450, 314260, 330800, 392825, 413500, 439964, 463120, 549955, 578900, 628520, 723625, 785650, 827000, 879928, 1099910, 1157800, 1257040, 1447250, 1571300, 1654000, 1759856, 1964125, 2199820, 2315600, 2749775, 2894500, 3142600, 3928250, 4399640, 5499550, 5789000, 6285200, 7856500, 8799280, 10999100, 11578000, 13748875, 15713000, 21998200, 27497750, 31426000, 43996400, 54995500, 109991000, 219982000]

約数ペア:

[(1, 219982000), (2, 109991000), (4, 54995500), (5, 43996400), (7, 31426000), (8, 27497750), (10, 21998200), (14, 15713000), (16, 13748875), (19, 11578000), (20, 10999100), (25, 8799280), (28, 7856500), (35, 6285200), (38, 5789000), (40, 5499550), (50, 4399640), (56, 3928250), (70, 3142600), (76, 2894500), (80, 2749775), (95, 2315600), (100, 2199820), (112, 1964125), (125, 1759856), (133, 1654000), (140, 1571300), (152, 1447250), (175, 1257040), (190, 1157800), (200, 1099910), (250, 879928), (266, 827000), (280, 785650), (304, 723625), (350, 628520), (380, 578900), (400, 549955), (475, 463120), (500, 439964), (532, 413500), (560, 392825), (665, 330800), (700, 314260), (760, 289450), (827, 266000), (875, 251408), (950, 231560), (1000, 219982), (1064, 206750), (1330, 165400), (1400, 157130), (1520, 144725), (1654, 133000), (1750, 125704), (1900, 115780), (2000, 109991), (2128, 103375), (2375, 92624), (2660, 82700), (2800, 78565), (3308, 66500), (3325, 66160), (3500, 62852), (3800, 57890), (4135, 53200), (4750, 46312), (5320, 41350), (5789, 38000), (6616, 33250), (6650, 33080), (7000, 31426), (7600, 28945), (8270, 26600), (9500, 23156), (10640, 20675), (11578, 19000), (13232, 16625), (13300, 16540), (14000, 15713)]