12887820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{283}}^1$

素因数の和:332

約数の個数: 144

約数和(自身を含む): 44658432

約数和(自身を除く): 31770612

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 23, 30, 33, 36, 44, 45, 46, 55, 60, 66, 69, 90, 92, 99, 110, 115, 132, 138, 165, 180, 198, 207, 220, 230, 253, 276, 283, 330, 345, 396, 414, 460, 495, 506, 566, 660, 690, 759, 828, 849, 990, 1012, 1035, 1132, 1265, 1380, 1415, 1518, 1698, 1980, 2070, 2277, 2530, 2547, 2830, 3036, 3113, 3396, 3795, 4140, 4245, 4554, 5060, 5094, 5660, 6226, 6509, 7590, 8490, 9108, 9339, 10188, 11385, 12452, 12735, 13018, 15180, 15565, 16980, 18678, 19527, 22770, 25470, 26036, 28017, 31130, 32545, 37356, 39054, 45540, 46695, 50940, 56034, 58581, 62260, 65090, 71599, 78108, 93390, 97635, 112068, 117162, 130180, 140085, 143198, 186780, 195270, 214797, 234324, 280170, 286396, 292905, 357995, 390540, 429594, 560340, 585810, 644391, 715990, 859188, 1073985, 1171620, 1288782, 1431980, 2147970, 2577564, 3221955, 4295940, 6443910, 12887820]

約数ペア:

[(1, 12887820), (2, 6443910), (3, 4295940), (4, 3221955), (5, 2577564), (6, 2147970), (9, 1431980), (10, 1288782), (11, 1171620), (12, 1073985), (15, 859188), (18, 715990), (20, 644391), (22, 585810), (23, 560340), (30, 429594), (33, 390540), (36, 357995), (44, 292905), (45, 286396), (46, 280170), (55, 234324), (60, 214797), (66, 195270), (69, 186780), (90, 143198), (92, 140085), (99, 130180), (110, 117162), (115, 112068), (132, 97635), (138, 93390), (165, 78108), (180, 71599), (198, 65090), (207, 62260), (220, 58581), (230, 56034), (253, 50940), (276, 46695), (283, 45540), (330, 39054), (345, 37356), (396, 32545), (414, 31130), (460, 28017), (495, 26036), (506, 25470), (566, 22770), (660, 19527), (690, 18678), (759, 16980), (828, 15565), (849, 15180), (990, 13018), (1012, 12735), (1035, 12452), (1132, 11385), (1265, 10188), (1380, 9339), (1415, 9108), (1518, 8490), (1698, 7590), (1980, 6509), (2070, 6226), (2277, 5660), (2530, 5094), (2547, 5060), (2830, 4554), (3036, 4245), (3113, 4140), (3396, 3795)]