77794020

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{16007}}^1$

素因数の和:16031

約数の個数: 72

約数和(自身を含む): 244730304

約数和(自身を除く): 166936284

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 324, 405, 486, 540, 810, 972, 1215, 1620, 2430, 4860, 16007, 32014, 48021, 64028, 80035, 96042, 144063, 160070, 192084, 240105, 288126, 320140, 432189, 480210, 576252, 720315, 864378, 960420, 1296567, 1440630, 1728756, 2160945, 2593134, 2881260, 3889701, 4321890, 5186268, 6482835, 7779402, 8643780, 12965670, 15558804, 19448505, 25931340, 38897010, 77794020]

約数ペア:

[(1, 77794020), (2, 38897010), (3, 25931340), (4, 19448505), (5, 15558804), (6, 12965670), (9, 8643780), (10, 7779402), (12, 6482835), (15, 5186268), (18, 4321890), (20, 3889701), (27, 2881260), (30, 2593134), (36, 2160945), (45, 1728756), (54, 1440630), (60, 1296567), (81, 960420), (90, 864378), (108, 720315), (135, 576252), (162, 480210), (180, 432189), (243, 320140), (270, 288126), (324, 240105), (405, 192084), (486, 160070), (540, 144063), (810, 96042), (972, 80035), (1215, 64028), (1620, 48021), (2430, 32014), (4860, 16007)]