61808880

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{36791}}^1$

素因数の和:36814

約数の個数: 80

約数和(自身を含む): 218985984

約数和(自身を除く): 157177104

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 36791, 73582, 110373, 147164, 183955, 220746, 257537, 294328, 367910, 441492, 515074, 551865, 588656, 735820, 772611, 882984, 1030148, 1103730, 1287685, 1471640, 1545222, 1765968, 2060296, 2207460, 2575370, 2943280, 3090444, 3863055, 4120592, 4414920, 5150740, 6180888, 7726110, 8829840, 10301480, 12361776, 15452220, 20602960, 30904440, 61808880]

約数ペア:

[(1, 61808880), (2, 30904440), (3, 20602960), (4, 15452220), (5, 12361776), (6, 10301480), (7, 8829840), (8, 7726110), (10, 6180888), (12, 5150740), (14, 4414920), (15, 4120592), (16, 3863055), (20, 3090444), (21, 2943280), (24, 2575370), (28, 2207460), (30, 2060296), (35, 1765968), (40, 1545222), (42, 1471640), (48, 1287685), (56, 1103730), (60, 1030148), (70, 882984), (80, 772611), (84, 735820), (105, 588656), (112, 551865), (120, 515074), (140, 441492), (168, 367910), (210, 294328), (240, 257537), (280, 220746), (336, 183955), (420, 147164), (560, 110373), (840, 73582), (1680, 36791)]