131248320

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{19531}}^1$

素因数の和:19558

約数の個数: 112

約数和(自身を含む): 476268288

約数和(自身を除く): 345019968

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 420, 448, 480, 560, 672, 840, 960, 1120, 1344, 1680, 2240, 3360, 6720, 19531, 39062, 58593, 78124, 97655, 117186, 136717, 156248, 195310, 234372, 273434, 292965, 312496, 390620, 410151, 468744, 546868, 585930, 624992, 683585, 781240, 820302, 937488, 1093736, 1171860, 1249984, 1367170, 1562480, 1640604, 1874976, 2050755, 2187472, 2343720, 2734340, 3124960, 3281208, 3749952, 4101510, 4374944, 4687440, 5468680, 6249920, 6562416, 8203020, 8749888, 9374880, 10937360, 13124832, 16406040, 18749760, 21874720, 26249664, 32812080, 43749440, 65624160, 131248320]

約数ペア:

[(1, 131248320), (2, 65624160), (3, 43749440), (4, 32812080), (5, 26249664), (6, 21874720), (7, 18749760), (8, 16406040), (10, 13124832), (12, 10937360), (14, 9374880), (15, 8749888), (16, 8203020), (20, 6562416), (21, 6249920), (24, 5468680), (28, 4687440), (30, 4374944), (32, 4101510), (35, 3749952), (40, 3281208), (42, 3124960), (48, 2734340), (56, 2343720), (60, 2187472), (64, 2050755), (70, 1874976), (80, 1640604), (84, 1562480), (96, 1367170), (105, 1249984), (112, 1171860), (120, 1093736), (140, 937488), (160, 820302), (168, 781240), (192, 683585), (210, 624992), (224, 585930), (240, 546868), (280, 468744), (320, 410151), (336, 390620), (420, 312496), (448, 292965), (480, 273434), (560, 234372), (672, 195310), (840, 156248), (960, 136717), (1120, 117186), (1344, 97655), (1680, 78124), (2240, 58593), (3360, 39062), (6720, 19531)]