724354480

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{2081}}^1$

素因数の和:2342

約数の個数: 80

約数和(自身を含む): 1781359200

約数和(自身を除く): 1057004720

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 229, 304, 380, 458, 760, 916, 1145, 1520, 1832, 2081, 2290, 3664, 4162, 4351, 4580, 8324, 8702, 9160, 10405, 16648, 17404, 18320, 20810, 21755, 33296, 34808, 39539, 41620, 43510, 69616, 79078, 83240, 87020, 158156, 166480, 174040, 197695, 316312, 348080, 395390, 476549, 632624, 790780, 953098, 1581560, 1906196, 2382745, 3163120, 3812392, 4765490, 7624784, 9054431, 9530980, 18108862, 19061960, 36217724, 38123920, 45272155, 72435448, 90544310, 144870896, 181088620, 362177240, 724354480]

約数ペア:

[(1, 724354480), (2, 362177240), (4, 181088620), (5, 144870896), (8, 90544310), (10, 72435448), (16, 45272155), (19, 38123920), (20, 36217724), (38, 19061960), (40, 18108862), (76, 9530980), (80, 9054431), (95, 7624784), (152, 4765490), (190, 3812392), (229, 3163120), (304, 2382745), (380, 1906196), (458, 1581560), (760, 953098), (916, 790780), (1145, 632624), (1520, 476549), (1832, 395390), (2081, 348080), (2290, 316312), (3664, 197695), (4162, 174040), (4351, 166480), (4580, 158156), (8324, 87020), (8702, 83240), (9160, 79078), (10405, 69616), (16648, 43510), (17404, 41620), (18320, 39539), (20810, 34808), (21755, 33296)]