15287904

素因数分解:

$2^5\times 3^2\times {\mathrm{109}}^1\times {\mathrm{487}}^1$

素因数の和:612

約数の個数: 72

約数和(自身を含む): 43963920

約数和(自身を除く): 28676016

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 109, 144, 218, 288, 327, 436, 487, 654, 872, 974, 981, 1308, 1461, 1744, 1948, 1962, 2616, 2922, 3488, 3896, 3924, 4383, 5232, 5844, 7792, 7848, 8766, 10464, 11688, 15584, 15696, 17532, 23376, 31392, 35064, 46752, 53083, 70128, 106166, 140256, 159249, 212332, 318498, 424664, 477747, 636996, 849328, 955494, 1273992, 1698656, 1910988, 2547984, 3821976, 5095968, 7643952, 15287904]

約数ペア:

[(1, 15287904), (2, 7643952), (3, 5095968), (4, 3821976), (6, 2547984), (8, 1910988), (9, 1698656), (12, 1273992), (16, 955494), (18, 849328), (24, 636996), (32, 477747), (36, 424664), (48, 318498), (72, 212332), (96, 159249), (109, 140256), (144, 106166), (218, 70128), (288, 53083), (327, 46752), (436, 35064), (487, 31392), (654, 23376), (872, 17532), (974, 15696), (981, 15584), (1308, 11688), (1461, 10464), (1744, 8766), (1948, 7848), (1962, 7792), (2616, 5844), (2922, 5232), (3488, 4383), (3896, 3924)]