6721000

素因数分解:

$2^3\times 5^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1$

素因数の和:92

約数の個数: 128

約数和(自身を含む): 18869760

約数和(自身を除く): 12148760

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 25, 26, 40, 44, 47, 50, 52, 55, 65, 88, 94, 100, 104, 110, 125, 130, 143, 188, 200, 220, 235, 250, 260, 275, 286, 325, 376, 440, 470, 500, 517, 520, 550, 572, 611, 650, 715, 940, 1000, 1034, 1100, 1144, 1175, 1222, 1300, 1375, 1430, 1625, 1880, 2068, 2200, 2350, 2444, 2585, 2600, 2750, 2860, 3055, 3250, 3575, 4136, 4700, 4888, 5170, 5500, 5720, 5875, 6110, 6500, 6721, 7150, 9400, 10340, 11000, 11750, 12220, 12925, 13000, 13442, 14300, 15275, 17875, 20680, 23500, 24440, 25850, 26884, 28600, 30550, 33605, 35750, 47000, 51700, 53768, 61100, 64625, 67210, 71500, 76375, 103400, 122200, 129250, 134420, 143000, 152750, 168025, 258500, 268840, 305500, 336050, 517000, 611000, 672100, 840125, 1344200, 1680250, 3360500, 6721000]

約数ペア:

[(1, 6721000), (2, 3360500), (4, 1680250), (5, 1344200), (8, 840125), (10, 672100), (11, 611000), (13, 517000), (20, 336050), (22, 305500), (25, 268840), (26, 258500), (40, 168025), (44, 152750), (47, 143000), (50, 134420), (52, 129250), (55, 122200), (65, 103400), (88, 76375), (94, 71500), (100, 67210), (104, 64625), (110, 61100), (125, 53768), (130, 51700), (143, 47000), (188, 35750), (200, 33605), (220, 30550), (235, 28600), (250, 26884), (260, 25850), (275, 24440), (286, 23500), (325, 20680), (376, 17875), (440, 15275), (470, 14300), (500, 13442), (517, 13000), (520, 12925), (550, 12220), (572, 11750), (611, 11000), (650, 10340), (715, 9400), (940, 7150), (1000, 6721), (1034, 6500), (1100, 6110), (1144, 5875), (1175, 5720), (1222, 5500), (1300, 5170), (1375, 4888), (1430, 4700), (1625, 4136), (1880, 3575), (2068, 3250), (2200, 3055), (2350, 2860), (2444, 2750), (2585, 2600)]