220319820

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{9203}}^1$

素因数の和:9244

約数の個数: 144

約数和(自身を含む): 804061440

約数和(自身を除く): 583741620

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 28, 30, 35, 36, 38, 42, 45, 57, 60, 63, 70, 76, 84, 90, 95, 105, 114, 126, 133, 140, 171, 180, 190, 210, 228, 252, 266, 285, 315, 342, 380, 399, 420, 532, 570, 630, 665, 684, 798, 855, 1140, 1197, 1260, 1330, 1596, 1710, 1995, 2394, 2660, 3420, 3990, 4788, 5985, 7980, 9203, 11970, 18406, 23940, 27609, 36812, 46015, 55218, 64421, 82827, 92030, 110436, 128842, 138045, 165654, 174857, 184060, 193263, 257684, 276090, 322105, 331308, 349714, 386526, 414135, 524571, 552180, 579789, 644210, 699428, 773052, 828270, 874285, 966315, 1049142, 1159578, 1223999, 1288420, 1573713, 1656540, 1748570, 1932630, 2098284, 2319156, 2447998, 2622855, 2898945, 3147426, 3497140, 3671997, 3865260, 4895996, 5245710, 5797890, 6119995, 6294852, 7343994, 7868565, 10491420, 11015991, 11595780, 12239990, 14687988, 15737130, 18359985, 22031982, 24479980, 31474260, 36719970, 44063964, 55079955, 73439940, 110159910, 220319820]

約数ペア:

[(1, 220319820), (2, 110159910), (3, 73439940), (4, 55079955), (5, 44063964), (6, 36719970), (7, 31474260), (9, 24479980), (10, 22031982), (12, 18359985), (14, 15737130), (15, 14687988), (18, 12239990), (19, 11595780), (20, 11015991), (21, 10491420), (28, 7868565), (30, 7343994), (35, 6294852), (36, 6119995), (38, 5797890), (42, 5245710), (45, 4895996), (57, 3865260), (60, 3671997), (63, 3497140), (70, 3147426), (76, 2898945), (84, 2622855), (90, 2447998), (95, 2319156), (105, 2098284), (114, 1932630), (126, 1748570), (133, 1656540), (140, 1573713), (171, 1288420), (180, 1223999), (190, 1159578), (210, 1049142), (228, 966315), (252, 874285), (266, 828270), (285, 773052), (315, 699428), (342, 644210), (380, 579789), (399, 552180), (420, 524571), (532, 414135), (570, 386526), (630, 349714), (665, 331308), (684, 322105), (798, 276090), (855, 257684), (1140, 193263), (1197, 184060), (1260, 174857), (1330, 165654), (1596, 138045), (1710, 128842), (1995, 110436), (2394, 92030), (2660, 82827), (3420, 64421), (3990, 55218), (4788, 46015), (5985, 36812), (7980, 27609), (9203, 23940), (11970, 18406)]