218209280

素因数分解:

$2^{10}\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1$

素因数の和:174

約数の個数: 176

約数和(自身を含む): 583640640

約数和(自身を除く): 365431360

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 23, 32, 34, 40, 46, 64, 68, 80, 85, 92, 109, 115, 128, 136, 160, 170, 184, 218, 230, 256, 272, 320, 340, 368, 391, 436, 460, 512, 544, 545, 640, 680, 736, 782, 872, 920, 1024, 1088, 1090, 1280, 1360, 1472, 1564, 1744, 1840, 1853, 1955, 2176, 2180, 2507, 2560, 2720, 2944, 3128, 3488, 3680, 3706, 3910, 4352, 4360, 5014, 5120, 5440, 5888, 6256, 6976, 7360, 7412, 7820, 8704, 8720, 9265, 10028, 10880, 11776, 12512, 12535, 13952, 14720, 14824, 15640, 17408, 17440, 18530, 20056, 21760, 23552, 25024, 25070, 27904, 29440, 29648, 31280, 34880, 37060, 40112, 42619, 43520, 50048, 50140, 55808, 58880, 59296, 62560, 69760, 74120, 80224, 85238, 87040, 100096, 100280, 111616, 117760, 118592, 125120, 139520, 148240, 160448, 170476, 200192, 200560, 213095, 237184, 250240, 279040, 296480, 320896, 340952, 400384, 401120, 426190, 474368, 500480, 558080, 592960, 641792, 681904, 802240, 852380, 948736, 1000960, 1185920, 1283584, 1363808, 1604480, 1704760, 1897472, 2001920, 2371840, 2567168, 2727616, 3208960, 3409520, 4743680, 5455232, 6417920, 6819040, 9487360, 10910464, 12835840, 13638080, 21820928, 27276160, 43641856, 54552320, 109104640, 218209280]

約数ペア:

[(1, 218209280), (2, 109104640), (4, 54552320), (5, 43641856), (8, 27276160), (10, 21820928), (16, 13638080), (17, 12835840), (20, 10910464), (23, 9487360), (32, 6819040), (34, 6417920), (40, 5455232), (46, 4743680), (64, 3409520), (68, 3208960), (80, 2727616), (85, 2567168), (92, 2371840), (109, 2001920), (115, 1897472), (128, 1704760), (136, 1604480), (160, 1363808), (170, 1283584), (184, 1185920), (218, 1000960), (230, 948736), (256, 852380), (272, 802240), (320, 681904), (340, 641792), (368, 592960), (391, 558080), (436, 500480), (460, 474368), (512, 426190), (544, 401120), (545, 400384), (640, 340952), (680, 320896), (736, 296480), (782, 279040), (872, 250240), (920, 237184), (1024, 213095), (1088, 200560), (1090, 200192), (1280, 170476), (1360, 160448), (1472, 148240), (1564, 139520), (1744, 125120), (1840, 118592), (1853, 117760), (1955, 111616), (2176, 100280), (2180, 100096), (2507, 87040), (2560, 85238), (2720, 80224), (2944, 74120), (3128, 69760), (3488, 62560), (3680, 59296), (3706, 58880), (3910, 55808), (4352, 50140), (4360, 50048), (5014, 43520), (5120, 42619), (5440, 40112), (5888, 37060), (6256, 34880), (6976, 31280), (7360, 29648), (7412, 29440), (7820, 27904), (8704, 25070), (8720, 25024), (9265, 23552), (10028, 21760), (10880, 20056), (11776, 18530), (12512, 17440), (12535, 17408), (13952, 15640), (14720, 14824)]