40799280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1223}}^1$

素因数の和:1378

約数の個数: 80

約数和(自身を含む): 127491840

約数和(自身を除く): 86692560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 139, 240, 278, 417, 556, 695, 834, 1112, 1223, 1390, 1668, 2085, 2224, 2446, 2780, 3336, 3669, 4170, 4892, 5560, 6115, 6672, 7338, 8340, 9784, 11120, 12230, 14676, 16680, 18345, 19568, 24460, 29352, 33360, 36690, 48920, 58704, 73380, 97840, 146760, 169997, 293520, 339994, 509991, 679988, 849985, 1019982, 1359976, 1699970, 2039964, 2549955, 2719952, 3399940, 4079928, 5099910, 6799880, 8159856, 10199820, 13599760, 20399640, 40799280]

約数ペア:

[(1, 40799280), (2, 20399640), (3, 13599760), (4, 10199820), (5, 8159856), (6, 6799880), (8, 5099910), (10, 4079928), (12, 3399940), (15, 2719952), (16, 2549955), (20, 2039964), (24, 1699970), (30, 1359976), (40, 1019982), (48, 849985), (60, 679988), (80, 509991), (120, 339994), (139, 293520), (240, 169997), (278, 146760), (417, 97840), (556, 73380), (695, 58704), (834, 48920), (1112, 36690), (1223, 33360), (1390, 29352), (1668, 24460), (2085, 19568), (2224, 18345), (2446, 16680), (2780, 14676), (3336, 12230), (3669, 11120), (4170, 9784), (4892, 8340), (5560, 7338), (6115, 6672)]