1980180

素因数分解:

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

素因数の和:230

約数の個数: 96

約数和(自身を含む): 6518400

約数和(自身を除く): 4538220

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, 90, 95, 108, 114, 135, 171, 180, 190, 193, 228, 270, 285, 342, 380, 386, 513, 540, 570, 579, 684, 772, 855, 965, 1026, 1140, 1158, 1710, 1737, 1930, 2052, 2316, 2565, 2895, 3420, 3474, 3667, 3860, 5130, 5211, 5790, 6948, 7334, 8685, 10260, 10422, 11001, 11580, 14668, 17370, 18335, 20844, 22002, 26055, 33003, 34740, 36670, 44004, 52110, 55005, 66006, 73340, 99009, 104220, 110010, 132012, 165015, 198018, 220020, 330030, 396036, 495045, 660060, 990090, 1980180]

約数ペア:

[(1, 1980180), (2, 990090), (3, 660060), (4, 495045), (5, 396036), (6, 330030), (9, 220020), (10, 198018), (12, 165015), (15, 132012), (18, 110010), (19, 104220), (20, 99009), (27, 73340), (30, 66006), (36, 55005), (38, 52110), (45, 44004), (54, 36670), (57, 34740), (60, 33003), (76, 26055), (90, 22002), (95, 20844), (108, 18335), (114, 17370), (135, 14668), (171, 11580), (180, 11001), (190, 10422), (193, 10260), (228, 8685), (270, 7334), (285, 6948), (342, 5790), (380, 5211), (386, 5130), (513, 3860), (540, 3667), (570, 3474), (579, 3420), (684, 2895), (772, 2565), (855, 2316), (965, 2052), (1026, 1930), (1140, 1737), (1158, 1710)]