236401840

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{193}}^1\times {\mathrm{251}}^1$

素因数の和:518

約数の個数: 80

約数和(自身を含む): 563776416

約数和(自身を除く): 327374576

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 193, 244, 251, 305, 386, 488, 502, 610, 772, 965, 976, 1004, 1220, 1255, 1544, 1930, 2008, 2440, 2510, 3088, 3860, 4016, 4880, 5020, 7720, 10040, 11773, 15311, 15440, 20080, 23546, 30622, 47092, 48443, 58865, 61244, 76555, 94184, 96886, 117730, 122488, 153110, 188368, 193772, 235460, 242215, 244976, 306220, 387544, 470920, 484430, 612440, 775088, 941840, 968860, 1224880, 1937720, 2955023, 3875440, 5910046, 11820092, 14775115, 23640184, 29550230, 47280368, 59100460, 118200920, 236401840]

約数ペア:

[(1, 236401840), (2, 118200920), (4, 59100460), (5, 47280368), (8, 29550230), (10, 23640184), (16, 14775115), (20, 11820092), (40, 5910046), (61, 3875440), (80, 2955023), (122, 1937720), (193, 1224880), (244, 968860), (251, 941840), (305, 775088), (386, 612440), (488, 484430), (502, 470920), (610, 387544), (772, 306220), (965, 244976), (976, 242215), (1004, 235460), (1220, 193772), (1255, 188368), (1544, 153110), (1930, 122488), (2008, 117730), (2440, 96886), (2510, 94184), (3088, 76555), (3860, 61244), (4016, 58865), (4880, 48443), (5020, 47092), (7720, 30622), (10040, 23546), (11773, 20080), (15311, 15440)]