249384880

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{859}}^1$

素因数の和:1082

約数の個数: 80

約数和(自身を含む): 614246400

約数和(自身を除く): 364861520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 191, 304, 380, 382, 760, 764, 859, 955, 1520, 1528, 1718, 1910, 3056, 3436, 3629, 3820, 4295, 6872, 7258, 7640, 8590, 13744, 14516, 15280, 16321, 17180, 18145, 29032, 32642, 34360, 36290, 58064, 65284, 68720, 72580, 81605, 130568, 145160, 163210, 164069, 261136, 290320, 326420, 328138, 652840, 656276, 820345, 1305680, 1312552, 1640690, 2625104, 3117311, 3281380, 6234622, 6562760, 12469244, 13125520, 15586555, 24938488, 31173110, 49876976, 62346220, 124692440, 249384880]

約数ペア:

[(1, 249384880), (2, 124692440), (4, 62346220), (5, 49876976), (8, 31173110), (10, 24938488), (16, 15586555), (19, 13125520), (20, 12469244), (38, 6562760), (40, 6234622), (76, 3281380), (80, 3117311), (95, 2625104), (152, 1640690), (190, 1312552), (191, 1305680), (304, 820345), (380, 656276), (382, 652840), (760, 328138), (764, 326420), (859, 290320), (955, 261136), (1520, 164069), (1528, 163210), (1718, 145160), (1910, 130568), (3056, 81605), (3436, 72580), (3629, 68720), (3820, 65284), (4295, 58064), (6872, 36290), (7258, 34360), (7640, 32642), (8590, 29032), (13744, 18145), (14516, 17180), (15280, 16321)]