15291257240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{47947}}^1$

素因数の和:48049

約数の個数: 128

約数和(自身を含む): 42255613440

約数和(自身を除く): 26964356200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 67, 68, 70, 85, 119, 134, 136, 140, 170, 238, 268, 280, 335, 340, 469, 476, 536, 595, 670, 680, 938, 952, 1139, 1190, 1340, 1876, 2278, 2345, 2380, 2680, 3752, 4556, 4690, 4760, 5695, 7973, 9112, 9380, 11390, 15946, 18760, 22780, 31892, 39865, 45560, 47947, 63784, 79730, 95894, 159460, 191788, 239735, 318920, 335629, 383576, 479470, 671258, 815099, 958940, 1342516, 1630198, 1678145, 1917880, 2685032, 3212449, 3260396, 3356290, 4075495, 5705693, 6424898, 6520792, 6712580, 8150990, 11411386, 12849796, 13425160, 16062245, 16301980, 22487143, 22822772, 25699592, 28528465, 32124490, 32603960, 44974286, 45645544, 54611633, 57056930, 64248980, 89948572, 109223266, 112435715, 114113860, 128497960, 179897144, 218446532, 224871430, 228227720, 273058165, 382281431, 436893064, 449742860, 546116330, 764562862, 899485720, 1092232660, 1529125724, 1911407155, 2184465320, 3058251448, 3822814310, 7645628620, 15291257240]

約数ペア:

[(1, 15291257240), (2, 7645628620), (4, 3822814310), (5, 3058251448), (7, 2184465320), (8, 1911407155), (10, 1529125724), (14, 1092232660), (17, 899485720), (20, 764562862), (28, 546116330), (34, 449742860), (35, 436893064), (40, 382281431), (56, 273058165), (67, 228227720), (68, 224871430), (70, 218446532), (85, 179897144), (119, 128497960), (134, 114113860), (136, 112435715), (140, 109223266), (170, 89948572), (238, 64248980), (268, 57056930), (280, 54611633), (335, 45645544), (340, 44974286), (469, 32603960), (476, 32124490), (536, 28528465), (595, 25699592), (670, 22822772), (680, 22487143), (938, 16301980), (952, 16062245), (1139, 13425160), (1190, 12849796), (1340, 11411386), (1876, 8150990), (2278, 6712580), (2345, 6520792), (2380, 6424898), (2680, 5705693), (3752, 4075495), (4556, 3356290), (4690, 3260396), (4760, 3212449), (5695, 2685032), (7973, 1917880), (9112, 1678145), (9380, 1630198), (11390, 1342516), (15946, 958940), (18760, 815099), (22780, 671258), (31892, 479470), (39865, 383576), (45560, 335629), (47947, 318920), (63784, 239735), (79730, 191788), (95894, 159460)]