18246480

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{10861}}^1$

素因数の和:10884

約数の個数: 80

約数和(自身を含む): 64650624

約数和(自身を除く): 46404144

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 10861, 21722, 32583, 43444, 54305, 65166, 76027, 86888, 108610, 130332, 152054, 162915, 173776, 217220, 228081, 260664, 304108, 325830, 380135, 434440, 456162, 521328, 608216, 651660, 760270, 868880, 912324, 1140405, 1216432, 1303320, 1520540, 1824648, 2280810, 2606640, 3041080, 3649296, 4561620, 6082160, 9123240, 18246480]

約数ペア:

[(1, 18246480), (2, 9123240), (3, 6082160), (4, 4561620), (5, 3649296), (6, 3041080), (7, 2606640), (8, 2280810), (10, 1824648), (12, 1520540), (14, 1303320), (15, 1216432), (16, 1140405), (20, 912324), (21, 868880), (24, 760270), (28, 651660), (30, 608216), (35, 521328), (40, 456162), (42, 434440), (48, 380135), (56, 325830), (60, 304108), (70, 260664), (80, 228081), (84, 217220), (105, 173776), (112, 162915), (120, 152054), (140, 130332), (168, 108610), (210, 86888), (240, 76027), (280, 65166), (336, 54305), (420, 43444), (560, 32583), (840, 21722), (1680, 10861)]