72928240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{11839}}^1$

素因数の和:11870

約数の個数: 80

約数和(自身を含む): 211415040

約数和(自身を除く): 138486800

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 176, 220, 280, 308, 385, 440, 560, 616, 770, 880, 1232, 1540, 3080, 6160, 11839, 23678, 47356, 59195, 82873, 94712, 118390, 130229, 165746, 189424, 236780, 260458, 331492, 414365, 473560, 520916, 651145, 662984, 828730, 911603, 947120, 1041832, 1302290, 1325968, 1657460, 1823206, 2083664, 2604580, 3314920, 3646412, 4558015, 5209160, 6629840, 7292824, 9116030, 10418320, 14585648, 18232060, 36464120, 72928240]

約数ペア:

[(1, 72928240), (2, 36464120), (4, 18232060), (5, 14585648), (7, 10418320), (8, 9116030), (10, 7292824), (11, 6629840), (14, 5209160), (16, 4558015), (20, 3646412), (22, 3314920), (28, 2604580), (35, 2083664), (40, 1823206), (44, 1657460), (55, 1325968), (56, 1302290), (70, 1041832), (77, 947120), (80, 911603), (88, 828730), (110, 662984), (112, 651145), (140, 520916), (154, 473560), (176, 414365), (220, 331492), (280, 260458), (308, 236780), (385, 189424), (440, 165746), (560, 130229), (616, 118390), (770, 94712), (880, 82873), (1232, 59195), (1540, 47356), (3080, 23678), (6160, 11839)]