72257904

素因数分解:

$2^4\times 3^2\times {\mathrm{23}}^1\times {\mathrm{21817}}^1$

素因数の和:21854

約数の個数: 60

約数和(自身を含む): 211023696

約数和(自身を除く): 138765792

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 36, 46, 48, 69, 72, 92, 138, 144, 184, 207, 276, 368, 414, 552, 828, 1104, 1656, 3312, 21817, 43634, 65451, 87268, 130902, 174536, 196353, 261804, 349072, 392706, 501791, 523608, 785412, 1003582, 1047216, 1505373, 1570824, 2007164, 3010746, 3141648, 4014328, 4516119, 6021492, 8028656, 9032238, 12042984, 18064476, 24085968, 36128952, 72257904]

約数ペア:

[(1, 72257904), (2, 36128952), (3, 24085968), (4, 18064476), (6, 12042984), (8, 9032238), (9, 8028656), (12, 6021492), (16, 4516119), (18, 4014328), (23, 3141648), (24, 3010746), (36, 2007164), (46, 1570824), (48, 1505373), (69, 1047216), (72, 1003582), (92, 785412), (138, 523608), (144, 501791), (184, 392706), (207, 349072), (276, 261804), (368, 196353), (414, 174536), (552, 130902), (828, 87268), (1104, 65451), (1656, 43634), (3312, 21817)]