17821620

素因数分解:

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

素因数の和:236

約数の個数: 144

約数和(自身を含む): 59317440

約数和(自身を除く): 41495820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 45, 54, 57, 60, 76, 81, 90, 95, 108, 114, 135, 162, 171, 180, 190, 193, 228, 243, 270, 285, 324, 342, 380, 386, 405, 486, 513, 540, 570, 579, 684, 772, 810, 855, 965, 972, 1026, 1140, 1158, 1215, 1539, 1620, 1710, 1737, 1930, 2052, 2316, 2430, 2565, 2895, 3078, 3420, 3474, 3667, 3860, 4617, 4860, 5130, 5211, 5790, 6156, 6948, 7334, 7695, 8685, 9234, 10260, 10422, 11001, 11580, 14668, 15390, 15633, 17370, 18335, 18468, 20844, 22002, 23085, 26055, 30780, 31266, 33003, 34740, 36670, 44004, 46170, 46899, 52110, 55005, 62532, 66006, 73340, 78165, 92340, 93798, 99009, 104220, 110010, 132012, 156330, 165015, 187596, 198018, 220020, 234495, 297027, 312660, 330030, 396036, 468990, 495045, 594054, 660060, 891081, 937980, 990090, 1188108, 1485135, 1782162, 1980180, 2970270, 3564324, 4455405, 5940540, 8910810, 17821620]

約数ペア:

[(1, 17821620), (2, 8910810), (3, 5940540), (4, 4455405), (5, 3564324), (6, 2970270), (9, 1980180), (10, 1782162), (12, 1485135), (15, 1188108), (18, 990090), (19, 937980), (20, 891081), (27, 660060), (30, 594054), (36, 495045), (38, 468990), (45, 396036), (54, 330030), (57, 312660), (60, 297027), (76, 234495), (81, 220020), (90, 198018), (95, 187596), (108, 165015), (114, 156330), (135, 132012), (162, 110010), (171, 104220), (180, 99009), (190, 93798), (193, 92340), (228, 78165), (243, 73340), (270, 66006), (285, 62532), (324, 55005), (342, 52110), (380, 46899), (386, 46170), (405, 44004), (486, 36670), (513, 34740), (540, 33003), (570, 31266), (579, 30780), (684, 26055), (772, 23085), (810, 22002), (855, 20844), (965, 18468), (972, 18335), (1026, 17370), (1140, 15633), (1158, 15390), (1215, 14668), (1539, 11580), (1620, 11001), (1710, 10422), (1737, 10260), (1930, 9234), (2052, 8685), (2316, 7695), (2430, 7334), (2565, 6948), (2895, 6156), (3078, 5790), (3420, 5211), (3474, 5130), (3667, 4860), (3860, 4617)]