198665740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{6421}}^1$

素因数の和:6467

約数の個数: 96

約数和(自身を含む): 543763584

約数和(自身を除く): 345097844

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 17, 20, 26, 28, 34, 35, 52, 65, 68, 70, 85, 91, 119, 130, 140, 170, 182, 221, 238, 260, 340, 364, 442, 455, 476, 595, 884, 910, 1105, 1190, 1547, 1820, 2210, 2380, 3094, 4420, 6188, 6421, 7735, 12842, 15470, 25684, 30940, 32105, 44947, 64210, 83473, 89894, 109157, 128420, 166946, 179788, 218314, 224735, 333892, 417365, 436628, 449470, 545785, 584311, 764099, 834730, 898940, 1091570, 1168622, 1419041, 1528198, 1669460, 2183140, 2337244, 2838082, 2921555, 3056396, 3820495, 5676164, 5843110, 7095205, 7640990, 9933287, 11686220, 14190410, 15281980, 19866574, 28380820, 39733148, 49666435, 99332870, 198665740]

約数ペア:

[(1, 198665740), (2, 99332870), (4, 49666435), (5, 39733148), (7, 28380820), (10, 19866574), (13, 15281980), (14, 14190410), (17, 11686220), (20, 9933287), (26, 7640990), (28, 7095205), (34, 5843110), (35, 5676164), (52, 3820495), (65, 3056396), (68, 2921555), (70, 2838082), (85, 2337244), (91, 2183140), (119, 1669460), (130, 1528198), (140, 1419041), (170, 1168622), (182, 1091570), (221, 898940), (238, 834730), (260, 764099), (340, 584311), (364, 545785), (442, 449470), (455, 436628), (476, 417365), (595, 333892), (884, 224735), (910, 218314), (1105, 179788), (1190, 166946), (1547, 128420), (1820, 109157), (2210, 89894), (2380, 83473), (3094, 64210), (4420, 44947), (6188, 32105), (6421, 30940), (7735, 25684), (12842, 15470)]