155728440

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{20599}}^1$

素因数の和:20626

約数の個数: 128

約数和(自身を含む): 593280000

約数和(自身を除く): 437551560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 135, 140, 168, 180, 189, 210, 216, 252, 270, 280, 315, 360, 378, 420, 504, 540, 630, 756, 840, 945, 1080, 1260, 1512, 1890, 2520, 3780, 7560, 20599, 41198, 61797, 82396, 102995, 123594, 144193, 164792, 185391, 205990, 247188, 288386, 308985, 370782, 411980, 432579, 494376, 556173, 576772, 617970, 720965, 741564, 823960, 865158, 926955, 1112346, 1153544, 1235940, 1297737, 1441930, 1483128, 1730316, 1853910, 2162895, 2224692, 2471880, 2595474, 2780865, 2883860, 3460632, 3707820, 3893211, 4325790, 4449384, 5190948, 5561730, 5767720, 6488685, 7415640, 7786422, 8651580, 10381896, 11123460, 12977370, 15572844, 17303160, 19466055, 22246920, 25954740, 31145688, 38932110, 51909480, 77864220, 155728440]

約数ペア:

[(1, 155728440), (2, 77864220), (3, 51909480), (4, 38932110), (5, 31145688), (6, 25954740), (7, 22246920), (8, 19466055), (9, 17303160), (10, 15572844), (12, 12977370), (14, 11123460), (15, 10381896), (18, 8651580), (20, 7786422), (21, 7415640), (24, 6488685), (27, 5767720), (28, 5561730), (30, 5190948), (35, 4449384), (36, 4325790), (40, 3893211), (42, 3707820), (45, 3460632), (54, 2883860), (56, 2780865), (60, 2595474), (63, 2471880), (70, 2224692), (72, 2162895), (84, 1853910), (90, 1730316), (105, 1483128), (108, 1441930), (120, 1297737), (126, 1235940), (135, 1153544), (140, 1112346), (168, 926955), (180, 865158), (189, 823960), (210, 741564), (216, 720965), (252, 617970), (270, 576772), (280, 556173), (315, 494376), (360, 432579), (378, 411980), (420, 370782), (504, 308985), (540, 288386), (630, 247188), (756, 205990), (840, 185391), (945, 164792), (1080, 144193), (1260, 123594), (1512, 102995), (1890, 82396), (2520, 61797), (3780, 41198), (7560, 20599)]