788880120

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{8311}}^1$

素因数の和:8445

約数の個数: 128

約数和(自身を含む): 2728995840

約数和(自身を除く): 1940115720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 113, 120, 140, 168, 210, 226, 280, 339, 420, 452, 565, 678, 791, 840, 904, 1130, 1356, 1582, 1695, 2260, 2373, 2712, 3164, 3390, 3955, 4520, 4746, 6328, 6780, 7910, 8311, 9492, 11865, 13560, 15820, 16622, 18984, 23730, 24933, 31640, 33244, 41555, 47460, 49866, 58177, 66488, 83110, 94920, 99732, 116354, 124665, 166220, 174531, 199464, 232708, 249330, 290885, 332440, 349062, 465416, 498660, 581770, 698124, 872655, 939143, 997320, 1163540, 1396248, 1745310, 1878286, 2327080, 2817429, 3490620, 3756572, 4695715, 5634858, 6574001, 6981240, 7513144, 9391430, 11269716, 13148002, 14087145, 18782860, 19722003, 22539432, 26296004, 28174290, 32870005, 37565720, 39444006, 52592008, 56348580, 65740010, 78888012, 98610015, 112697160, 131480020, 157776024, 197220030, 262960040, 394440060, 788880120]

約数ペア:

[(1, 788880120), (2, 394440060), (3, 262960040), (4, 197220030), (5, 157776024), (6, 131480020), (7, 112697160), (8, 98610015), (10, 78888012), (12, 65740010), (14, 56348580), (15, 52592008), (20, 39444006), (21, 37565720), (24, 32870005), (28, 28174290), (30, 26296004), (35, 22539432), (40, 19722003), (42, 18782860), (56, 14087145), (60, 13148002), (70, 11269716), (84, 9391430), (105, 7513144), (113, 6981240), (120, 6574001), (140, 5634858), (168, 4695715), (210, 3756572), (226, 3490620), (280, 2817429), (339, 2327080), (420, 1878286), (452, 1745310), (565, 1396248), (678, 1163540), (791, 997320), (840, 939143), (904, 872655), (1130, 698124), (1356, 581770), (1582, 498660), (1695, 465416), (2260, 349062), (2373, 332440), (2712, 290885), (3164, 249330), (3390, 232708), (3955, 199464), (4520, 174531), (4746, 166220), (6328, 124665), (6780, 116354), (7910, 99732), (8311, 94920), (9492, 83110), (11865, 66488), (13560, 58177), (15820, 49866), (16622, 47460), (18984, 41555), (23730, 33244), (24933, 31640)]