64536640

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{613}}^1$

素因数の和:684

約数の個数: 112

約数和(自身を含む): 179661312

約数和(自身を除く): 115124672

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 47, 56, 64, 70, 80, 94, 112, 140, 160, 188, 224, 235, 280, 320, 329, 376, 448, 470, 560, 613, 658, 752, 940, 1120, 1226, 1316, 1504, 1645, 1880, 2240, 2452, 2632, 3008, 3065, 3290, 3760, 4291, 4904, 5264, 6130, 6580, 7520, 8582, 9808, 10528, 12260, 13160, 15040, 17164, 19616, 21056, 21455, 24520, 26320, 28811, 34328, 39232, 42910, 49040, 52640, 57622, 68656, 85820, 98080, 105280, 115244, 137312, 144055, 171640, 196160, 201677, 230488, 274624, 288110, 343280, 403354, 460976, 576220, 686560, 806708, 921952, 1008385, 1152440, 1373120, 1613416, 1843904, 2016770, 2304880, 3226832, 4033540, 4609760, 6453664, 8067080, 9219520, 12907328, 16134160, 32268320, 64536640]

約数ペア:

[(1, 64536640), (2, 32268320), (4, 16134160), (5, 12907328), (7, 9219520), (8, 8067080), (10, 6453664), (14, 4609760), (16, 4033540), (20, 3226832), (28, 2304880), (32, 2016770), (35, 1843904), (40, 1613416), (47, 1373120), (56, 1152440), (64, 1008385), (70, 921952), (80, 806708), (94, 686560), (112, 576220), (140, 460976), (160, 403354), (188, 343280), (224, 288110), (235, 274624), (280, 230488), (320, 201677), (329, 196160), (376, 171640), (448, 144055), (470, 137312), (560, 115244), (613, 105280), (658, 98080), (752, 85820), (940, 68656), (1120, 57622), (1226, 52640), (1316, 49040), (1504, 42910), (1645, 39232), (1880, 34328), (2240, 28811), (2452, 26320), (2632, 24520), (3008, 21455), (3065, 21056), (3290, 19616), (3760, 17164), (4291, 15040), (4904, 13160), (5264, 12260), (6130, 10528), (6580, 9808), (7520, 8582)]