16281480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{193}}^1$

素因数の和:263

約数の個数: 128

約数和(自身を含む): 53078400

約数和(自身を除く): 36796920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 37, 38, 40, 57, 60, 74, 76, 95, 111, 114, 120, 148, 152, 185, 190, 193, 222, 228, 285, 296, 370, 380, 386, 444, 456, 555, 570, 579, 703, 740, 760, 772, 888, 965, 1110, 1140, 1158, 1406, 1480, 1544, 1930, 2109, 2220, 2280, 2316, 2812, 2895, 3515, 3667, 3860, 4218, 4440, 4632, 5624, 5790, 7030, 7141, 7334, 7720, 8436, 10545, 11001, 11580, 14060, 14282, 14668, 16872, 18335, 21090, 21423, 22002, 23160, 28120, 28564, 29336, 35705, 36670, 42180, 42846, 44004, 55005, 57128, 71410, 73340, 84360, 85692, 88008, 107115, 110010, 135679, 142820, 146680, 171384, 214230, 220020, 271358, 285640, 407037, 428460, 440040, 542716, 678395, 814074, 856920, 1085432, 1356790, 1628148, 2035185, 2713580, 3256296, 4070370, 5427160, 8140740, 16281480]

約数ペア:

[(1, 16281480), (2, 8140740), (3, 5427160), (4, 4070370), (5, 3256296), (6, 2713580), (8, 2035185), (10, 1628148), (12, 1356790), (15, 1085432), (19, 856920), (20, 814074), (24, 678395), (30, 542716), (37, 440040), (38, 428460), (40, 407037), (57, 285640), (60, 271358), (74, 220020), (76, 214230), (95, 171384), (111, 146680), (114, 142820), (120, 135679), (148, 110010), (152, 107115), (185, 88008), (190, 85692), (193, 84360), (222, 73340), (228, 71410), (285, 57128), (296, 55005), (370, 44004), (380, 42846), (386, 42180), (444, 36670), (456, 35705), (555, 29336), (570, 28564), (579, 28120), (703, 23160), (740, 22002), (760, 21423), (772, 21090), (888, 18335), (965, 16872), (1110, 14668), (1140, 14282), (1158, 14060), (1406, 11580), (1480, 11001), (1544, 10545), (1930, 8436), (2109, 7720), (2220, 7334), (2280, 7141), (2316, 7030), (2812, 5790), (2895, 5624), (3515, 4632), (3667, 4440), (3860, 4218)]