81347664

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{467}}^1$

素因数の和:688

約数の個数: 80

約数和(自身を含む): 222842880

約数和(自身を除く): 141495216

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 48, 57, 76, 114, 152, 191, 228, 304, 382, 456, 467, 573, 764, 912, 934, 1146, 1401, 1528, 1868, 2292, 2802, 3056, 3629, 3736, 4584, 5604, 7258, 7472, 8873, 9168, 10887, 11208, 14516, 17746, 21774, 22416, 26619, 29032, 35492, 43548, 53238, 58064, 70984, 87096, 89197, 106476, 141968, 174192, 178394, 212952, 267591, 356788, 425904, 535182, 713576, 1070364, 1427152, 1694743, 2140728, 3389486, 4281456, 5084229, 6778972, 10168458, 13557944, 20336916, 27115888, 40673832, 81347664]

約数ペア:

[(1, 81347664), (2, 40673832), (3, 27115888), (4, 20336916), (6, 13557944), (8, 10168458), (12, 6778972), (16, 5084229), (19, 4281456), (24, 3389486), (38, 2140728), (48, 1694743), (57, 1427152), (76, 1070364), (114, 713576), (152, 535182), (191, 425904), (228, 356788), (304, 267591), (382, 212952), (456, 178394), (467, 174192), (573, 141968), (764, 106476), (912, 89197), (934, 87096), (1146, 70984), (1401, 58064), (1528, 53238), (1868, 43548), (2292, 35492), (2802, 29032), (3056, 26619), (3629, 22416), (3736, 21774), (4584, 17746), (5604, 14516), (7258, 11208), (7472, 10887), (8873, 9168)]