1640866080

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{488353}}^1$

素因数の和:488378

約数の個数: 96

約数和(自身を含む): 5907129984

約数和(自身を除く): 4266263904

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, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 210, 224, 240, 280, 336, 420, 480, 560, 672, 840, 1120, 1680, 3360, 488353, 976706, 1465059, 1953412, 2441765, 2930118, 3418471, 3906824, 4883530, 5860236, 6836942, 7325295, 7813648, 9767060, 10255413, 11720472, 13673884, 14650590, 15627296, 17092355, 19534120, 20510826, 23440944, 27347768, 29301180, 34184710, 39068240, 41021652, 46881888, 51277065, 54695536, 58602360, 68369420, 78136480, 82043304, 102554130, 109391072, 117204720, 136738840, 164086608, 205108260, 234409440, 273477680, 328173216, 410216520, 546955360, 820433040, 1640866080]

約数ペア:

[(1, 1640866080), (2, 820433040), (3, 546955360), (4, 410216520), (5, 328173216), (6, 273477680), (7, 234409440), (8, 205108260), (10, 164086608), (12, 136738840), (14, 117204720), (15, 109391072), (16, 102554130), (20, 82043304), (21, 78136480), (24, 68369420), (28, 58602360), (30, 54695536), (32, 51277065), (35, 46881888), (40, 41021652), (42, 39068240), (48, 34184710), (56, 29301180), (60, 27347768), (70, 23440944), (80, 20510826), (84, 19534120), (96, 17092355), (105, 15627296), (112, 14650590), (120, 13673884), (140, 11720472), (160, 10255413), (168, 9767060), (210, 7813648), (224, 7325295), (240, 6836942), (280, 5860236), (336, 4883530), (420, 3906824), (480, 3418471), (560, 2930118), (672, 2441765), (840, 1953412), (1120, 1465059), (1680, 976706), (3360, 488353)]