78342880

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{6359}}^1$

素因数の和:6392

約数の個数: 96

約数和(自身を含む): 230791680

約数和(自身を除く): 152448800

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 160, 176, 220, 224, 280, 308, 352, 385, 440, 560, 616, 770, 880, 1120, 1232, 1540, 1760, 2464, 3080, 6160, 6359, 12320, 12718, 25436, 31795, 44513, 50872, 63590, 69949, 89026, 101744, 127180, 139898, 178052, 203488, 222565, 254360, 279796, 349745, 356104, 445130, 489643, 508720, 559592, 699490, 712208, 890260, 979286, 1017440, 1119184, 1398980, 1424416, 1780520, 1958572, 2238368, 2448215, 2797960, 3561040, 3917144, 4896430, 5595920, 7122080, 7834288, 9792860, 11191840, 15668576, 19585720, 39171440, 78342880]

約数ペア:

[(1, 78342880), (2, 39171440), (4, 19585720), (5, 15668576), (7, 11191840), (8, 9792860), (10, 7834288), (11, 7122080), (14, 5595920), (16, 4896430), (20, 3917144), (22, 3561040), (28, 2797960), (32, 2448215), (35, 2238368), (40, 1958572), (44, 1780520), (55, 1424416), (56, 1398980), (70, 1119184), (77, 1017440), (80, 979286), (88, 890260), (110, 712208), (112, 699490), (140, 559592), (154, 508720), (160, 489643), (176, 445130), (220, 356104), (224, 349745), (280, 279796), (308, 254360), (352, 222565), (385, 203488), (440, 178052), (560, 139898), (616, 127180), (770, 101744), (880, 89026), (1120, 69949), (1232, 63590), (1540, 50872), (1760, 44513), (2464, 31795), (3080, 25436), (6160, 12718), (6359, 12320)]