259105840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{1601}}^1$

素因数の和:1655

約数の個数: 120

約数和(自身を含む): 731819232

約数和(自身を除く): 472713392

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 34, 35, 40, 56, 68, 70, 80, 85, 112, 119, 136, 140, 170, 238, 272, 280, 289, 340, 476, 560, 578, 595, 680, 952, 1156, 1190, 1360, 1445, 1601, 1904, 2023, 2312, 2380, 2890, 3202, 4046, 4624, 4760, 5780, 6404, 8005, 8092, 9520, 10115, 11207, 11560, 12808, 16010, 16184, 20230, 22414, 23120, 25616, 27217, 32020, 32368, 40460, 44828, 54434, 56035, 64040, 80920, 89656, 108868, 112070, 128080, 136085, 161840, 179312, 190519, 217736, 224140, 272170, 381038, 435472, 448280, 462689, 544340, 762076, 896560, 925378, 952595, 1088680, 1524152, 1850756, 1905190, 2177360, 2313445, 3048304, 3238823, 3701512, 3810380, 4626890, 6477646, 7403024, 7620760, 9253780, 12955292, 15241520, 16194115, 18507560, 25910584, 32388230, 37015120, 51821168, 64776460, 129552920, 259105840]

約数ペア:

[(1, 259105840), (2, 129552920), (4, 64776460), (5, 51821168), (7, 37015120), (8, 32388230), (10, 25910584), (14, 18507560), (16, 16194115), (17, 15241520), (20, 12955292), (28, 9253780), (34, 7620760), (35, 7403024), (40, 6477646), (56, 4626890), (68, 3810380), (70, 3701512), (80, 3238823), (85, 3048304), (112, 2313445), (119, 2177360), (136, 1905190), (140, 1850756), (170, 1524152), (238, 1088680), (272, 952595), (280, 925378), (289, 896560), (340, 762076), (476, 544340), (560, 462689), (578, 448280), (595, 435472), (680, 381038), (952, 272170), (1156, 224140), (1190, 217736), (1360, 190519), (1445, 179312), (1601, 161840), (1904, 136085), (2023, 128080), (2312, 112070), (2380, 108868), (2890, 89656), (3202, 80920), (4046, 64040), (4624, 56035), (4760, 54434), (5780, 44828), (6404, 40460), (8005, 32368), (8092, 32020), (9520, 27217), (10115, 25616), (11207, 23120), (11560, 22414), (12808, 20230), (16010, 16184)]