6664440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1$

素因数の和:149

約数の個数: 128

約数和(自身を含む): 21888000

約数和(自身を除く): 15223560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 37, 38, 40, 57, 60, 74, 76, 79, 95, 111, 114, 120, 148, 152, 158, 185, 190, 222, 228, 237, 285, 296, 316, 370, 380, 395, 444, 456, 474, 555, 570, 632, 703, 740, 760, 790, 888, 948, 1110, 1140, 1185, 1406, 1480, 1501, 1580, 1896, 2109, 2220, 2280, 2370, 2812, 2923, 3002, 3160, 3515, 4218, 4440, 4503, 4740, 5624, 5846, 6004, 7030, 7505, 8436, 8769, 9006, 9480, 10545, 11692, 12008, 14060, 14615, 15010, 16872, 17538, 18012, 21090, 22515, 23384, 28120, 29230, 30020, 35076, 36024, 42180, 43845, 45030, 55537, 58460, 60040, 70152, 84360, 87690, 90060, 111074, 116920, 166611, 175380, 180120, 222148, 277685, 333222, 350760, 444296, 555370, 666444, 833055, 1110740, 1332888, 1666110, 2221480, 3332220, 6664440]

約数ペア:

[(1, 6664440), (2, 3332220), (3, 2221480), (4, 1666110), (5, 1332888), (6, 1110740), (8, 833055), (10, 666444), (12, 555370), (15, 444296), (19, 350760), (20, 333222), (24, 277685), (30, 222148), (37, 180120), (38, 175380), (40, 166611), (57, 116920), (60, 111074), (74, 90060), (76, 87690), (79, 84360), (95, 70152), (111, 60040), (114, 58460), (120, 55537), (148, 45030), (152, 43845), (158, 42180), (185, 36024), (190, 35076), (222, 30020), (228, 29230), (237, 28120), (285, 23384), (296, 22515), (316, 21090), (370, 18012), (380, 17538), (395, 16872), (444, 15010), (456, 14615), (474, 14060), (555, 12008), (570, 11692), (632, 10545), (703, 9480), (740, 9006), (760, 8769), (790, 8436), (888, 7505), (948, 7030), (1110, 6004), (1140, 5846), (1185, 5624), (1406, 4740), (1480, 4503), (1501, 4440), (1580, 4218), (1896, 3515), (2109, 3160), (2220, 3002), (2280, 2923), (2370, 2812)]