260514800

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{421}}^1$

素因数の和:476

約数の個数: 240

約数和(自身を含む): 817572672

約数和(自身を除く): 557057872

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 17, 20, 25, 26, 28, 34, 35, 40, 50, 52, 56, 65, 68, 70, 80, 85, 91, 100, 104, 112, 119, 130, 136, 140, 170, 175, 182, 200, 208, 221, 238, 260, 272, 280, 325, 340, 350, 364, 400, 421, 425, 442, 455, 476, 520, 560, 595, 650, 680, 700, 728, 842, 850, 884, 910, 952, 1040, 1105, 1190, 1300, 1360, 1400, 1456, 1547, 1684, 1700, 1768, 1820, 1904, 2105, 2210, 2275, 2380, 2600, 2800, 2947, 2975, 3094, 3368, 3400, 3536, 3640, 4210, 4420, 4550, 4760, 5200, 5473, 5525, 5894, 5950, 6188, 6736, 6800, 7157, 7280, 7735, 8420, 8840, 9100, 9520, 10525, 10946, 11050, 11788, 11900, 12376, 14314, 14735, 15470, 16840, 17680, 18200, 21050, 21892, 22100, 23576, 23800, 24752, 27365, 28628, 29470, 30940, 33680, 35785, 36400, 38311, 38675, 42100, 43784, 44200, 47152, 47600, 50099, 54730, 57256, 58940, 61880, 71570, 73675, 76622, 77350, 84200, 87568, 88400, 93041, 100198, 109460, 114512, 117880, 123760, 136825, 143140, 147350, 153244, 154700, 168400, 178925, 186082, 191555, 200396, 218920, 235760, 250495, 273650, 286280, 294700, 306488, 309400, 357850, 372164, 383110, 400792, 437840, 465205, 500990, 547300, 572560, 589400, 612976, 618800, 651287, 715700, 744328, 766220, 801584, 930410, 957775, 1001980, 1094600, 1178800, 1252475, 1302574, 1431400, 1488656, 1532440, 1860820, 1915550, 2003960, 2189200, 2326025, 2504950, 2605148, 2862800, 3064880, 3256435, 3721640, 3831100, 4007920, 4652050, 5009900, 5210296, 6512870, 7443280, 7662200, 9304100, 10019800, 10420592, 13025740, 15324400, 16282175, 18608200, 20039600, 26051480, 32564350, 37216400, 52102960, 65128700, 130257400, 260514800]

約数ペア:

[(1, 260514800), (2, 130257400), (4, 65128700), (5, 52102960), (7, 37216400), (8, 32564350), (10, 26051480), (13, 20039600), (14, 18608200), (16, 16282175), (17, 15324400), (20, 13025740), (25, 10420592), (26, 10019800), (28, 9304100), (34, 7662200), (35, 7443280), (40, 6512870), (50, 5210296), (52, 5009900), (56, 4652050), (65, 4007920), (68, 3831100), (70, 3721640), (80, 3256435), (85, 3064880), (91, 2862800), (100, 2605148), (104, 2504950), (112, 2326025), (119, 2189200), (130, 2003960), (136, 1915550), (140, 1860820), (170, 1532440), (175, 1488656), (182, 1431400), (200, 1302574), (208, 1252475), (221, 1178800), (238, 1094600), (260, 1001980), (272, 957775), (280, 930410), (325, 801584), (340, 766220), (350, 744328), (364, 715700), (400, 651287), (421, 618800), (425, 612976), (442, 589400), (455, 572560), (476, 547300), (520, 500990), (560, 465205), (595, 437840), (650, 400792), (680, 383110), (700, 372164), (728, 357850), (842, 309400), (850, 306488), (884, 294700), (910, 286280), (952, 273650), (1040, 250495), (1105, 235760), (1190, 218920), (1300, 200396), (1360, 191555), (1400, 186082), (1456, 178925), (1547, 168400), (1684, 154700), (1700, 153244), (1768, 147350), (1820, 143140), (1904, 136825), (2105, 123760), (2210, 117880), (2275, 114512), (2380, 109460), (2600, 100198), (2800, 93041), (2947, 88400), (2975, 87568), (3094, 84200), (3368, 77350), (3400, 76622), (3536, 73675), (3640, 71570), (4210, 61880), (4420, 58940), (4550, 57256), (4760, 54730), (5200, 50099), (5473, 47600), (5525, 47152), (5894, 44200), (5950, 43784), (6188, 42100), (6736, 38675), (6800, 38311), (7157, 36400), (7280, 35785), (7735, 33680), (8420, 30940), (8840, 29470), (9100, 28628), (9520, 27365), (10525, 24752), (10946, 23800), (11050, 23576), (11788, 22100), (11900, 21892), (12376, 21050), (14314, 18200), (14735, 17680), (15470, 16840)]