397183920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{13907}}^1$

素因数の和:13947

約数の個数: 160

約数和(自身を含む): 1490047488

約数和(自身を除く): 1092863568

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 17, 20, 21, 24, 28, 30, 34, 35, 40, 42, 48, 51, 56, 60, 68, 70, 80, 84, 85, 102, 105, 112, 119, 120, 136, 140, 168, 170, 204, 210, 238, 240, 255, 272, 280, 336, 340, 357, 408, 420, 476, 510, 560, 595, 680, 714, 816, 840, 952, 1020, 1190, 1360, 1428, 1680, 1785, 1904, 2040, 2380, 2856, 3570, 4080, 4760, 5712, 7140, 9520, 13907, 14280, 27814, 28560, 41721, 55628, 69535, 83442, 97349, 111256, 139070, 166884, 194698, 208605, 222512, 236419, 278140, 292047, 333768, 389396, 417210, 472838, 486745, 556280, 584094, 667536, 709257, 778792, 834420, 945676, 973490, 1112560, 1168188, 1182095, 1418514, 1460235, 1557584, 1654933, 1668840, 1891352, 1946980, 2336376, 2364190, 2837028, 2920470, 3309866, 3337680, 3546285, 3782704, 3893960, 4672752, 4728380, 4964799, 5674056, 5840940, 6619732, 7092570, 7787920, 8274665, 9456760, 9929598, 11348112, 11681880, 13239464, 14185140, 16549330, 18913520, 19859196, 23363760, 24823995, 26478928, 28370280, 33098660, 39718392, 49647990, 56740560, 66197320, 79436784, 99295980, 132394640, 198591960, 397183920]

約数ペア:

[(1, 397183920), (2, 198591960), (3, 132394640), (4, 99295980), (5, 79436784), (6, 66197320), (7, 56740560), (8, 49647990), (10, 39718392), (12, 33098660), (14, 28370280), (15, 26478928), (16, 24823995), (17, 23363760), (20, 19859196), (21, 18913520), (24, 16549330), (28, 14185140), (30, 13239464), (34, 11681880), (35, 11348112), (40, 9929598), (42, 9456760), (48, 8274665), (51, 7787920), (56, 7092570), (60, 6619732), (68, 5840940), (70, 5674056), (80, 4964799), (84, 4728380), (85, 4672752), (102, 3893960), (105, 3782704), (112, 3546285), (119, 3337680), (120, 3309866), (136, 2920470), (140, 2837028), (168, 2364190), (170, 2336376), (204, 1946980), (210, 1891352), (238, 1668840), (240, 1654933), (255, 1557584), (272, 1460235), (280, 1418514), (336, 1182095), (340, 1168188), (357, 1112560), (408, 973490), (420, 945676), (476, 834420), (510, 778792), (560, 709257), (595, 667536), (680, 584094), (714, 556280), (816, 486745), (840, 472838), (952, 417210), (1020, 389396), (1190, 333768), (1360, 292047), (1428, 278140), (1680, 236419), (1785, 222512), (1904, 208605), (2040, 194698), (2380, 166884), (2856, 139070), (3570, 111256), (4080, 97349), (4760, 83442), (5712, 69535), (7140, 55628), (9520, 41721), (13907, 28560), (14280, 27814)]