25872660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{179}}^1$

素因数の和:278

約数の個数: 144

約数和(自身を含む): 87272640

約数和(自身を除く): 61399980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 73, 90, 99, 110, 132, 146, 165, 179, 180, 198, 219, 220, 292, 330, 358, 365, 396, 438, 495, 537, 657, 660, 716, 730, 803, 876, 895, 990, 1074, 1095, 1314, 1460, 1606, 1611, 1790, 1969, 1980, 2148, 2190, 2409, 2628, 2685, 3212, 3222, 3285, 3580, 3938, 4015, 4380, 4818, 5370, 5907, 6444, 6570, 7227, 7876, 8030, 8055, 9636, 9845, 10740, 11814, 12045, 13067, 13140, 14454, 16060, 16110, 17721, 19690, 23628, 24090, 26134, 28908, 29535, 32220, 35442, 36135, 39201, 39380, 48180, 52268, 59070, 65335, 70884, 72270, 78402, 88605, 117603, 118140, 130670, 143737, 144540, 156804, 177210, 196005, 235206, 261340, 287474, 354420, 392010, 431211, 470412, 574948, 588015, 718685, 784020, 862422, 1176030, 1293633, 1437370, 1724844, 2156055, 2352060, 2587266, 2874740, 4312110, 5174532, 6468165, 8624220, 12936330, 25872660]

約数ペア:

[(1, 25872660), (2, 12936330), (3, 8624220), (4, 6468165), (5, 5174532), (6, 4312110), (9, 2874740), (10, 2587266), (11, 2352060), (12, 2156055), (15, 1724844), (18, 1437370), (20, 1293633), (22, 1176030), (30, 862422), (33, 784020), (36, 718685), (44, 588015), (45, 574948), (55, 470412), (60, 431211), (66, 392010), (73, 354420), (90, 287474), (99, 261340), (110, 235206), (132, 196005), (146, 177210), (165, 156804), (179, 144540), (180, 143737), (198, 130670), (219, 118140), (220, 117603), (292, 88605), (330, 78402), (358, 72270), (365, 70884), (396, 65335), (438, 59070), (495, 52268), (537, 48180), (657, 39380), (660, 39201), (716, 36135), (730, 35442), (803, 32220), (876, 29535), (895, 28908), (990, 26134), (1074, 24090), (1095, 23628), (1314, 19690), (1460, 17721), (1606, 16110), (1611, 16060), (1790, 14454), (1969, 13140), (1980, 13067), (2148, 12045), (2190, 11814), (2409, 10740), (2628, 9845), (2685, 9636), (3212, 8055), (3222, 8030), (3285, 7876), (3580, 7227), (3938, 6570), (4015, 6444), (4380, 5907), (4818, 5370)]