81260568

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{311}}^1$

素因数の和:533

約数の個数: 96

約数和(自身を含む): 233625600

約数和(自身を除く): 152365032

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 38, 57, 72, 76, 114, 152, 171, 191, 228, 311, 342, 382, 456, 573, 622, 684, 764, 933, 1146, 1244, 1368, 1528, 1719, 1866, 2292, 2488, 2799, 3438, 3629, 3732, 4584, 5598, 5909, 6876, 7258, 7464, 10887, 11196, 11818, 13752, 14516, 17727, 21774, 22392, 23636, 29032, 32661, 35454, 43548, 47272, 53181, 59401, 65322, 70908, 87096, 106362, 118802, 130644, 141816, 178203, 212724, 237604, 261288, 356406, 425448, 475208, 534609, 712812, 1069218, 1128619, 1425624, 2138436, 2257238, 3385857, 4276872, 4514476, 6771714, 9028952, 10157571, 13543428, 20315142, 27086856, 40630284, 81260568]

約数ペア:

[(1, 81260568), (2, 40630284), (3, 27086856), (4, 20315142), (6, 13543428), (8, 10157571), (9, 9028952), (12, 6771714), (18, 4514476), (19, 4276872), (24, 3385857), (36, 2257238), (38, 2138436), (57, 1425624), (72, 1128619), (76, 1069218), (114, 712812), (152, 534609), (171, 475208), (191, 425448), (228, 356406), (311, 261288), (342, 237604), (382, 212724), (456, 178203), (573, 141816), (622, 130644), (684, 118802), (764, 106362), (933, 87096), (1146, 70908), (1244, 65322), (1368, 59401), (1528, 53181), (1719, 47272), (1866, 43548), (2292, 35454), (2488, 32661), (2799, 29032), (3438, 23636), (3629, 22392), (3732, 21774), (4584, 17727), (5598, 14516), (5909, 13752), (6876, 11818), (7258, 11196), (7464, 10887)]