201019080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{421}}^1$

素因数の和:631

約数の個数: 128

約数和(自身を含む): 634417920

約数和(自身を除く): 433398840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 173, 184, 230, 276, 345, 346, 421, 460, 519, 552, 690, 692, 842, 865, 920, 1038, 1263, 1380, 1384, 1684, 1730, 2076, 2105, 2526, 2595, 2760, 3368, 3460, 3979, 4152, 4210, 5052, 5190, 6315, 6920, 7958, 8420, 9683, 10104, 10380, 11937, 12630, 15916, 16840, 19366, 19895, 20760, 23874, 25260, 29049, 31832, 38732, 39790, 47748, 48415, 50520, 58098, 59685, 72833, 77464, 79580, 95496, 96830, 116196, 119370, 145245, 145666, 159160, 193660, 218499, 232392, 238740, 290490, 291332, 364165, 387320, 436998, 477480, 580980, 582664, 728330, 873996, 1092495, 1161960, 1456660, 1675159, 1747992, 2184990, 2913320, 3350318, 4369980, 5025477, 6700636, 8375795, 8739960, 10050954, 13401272, 16751590, 20101908, 25127385, 33503180, 40203816, 50254770, 67006360, 100509540, 201019080]

約数ペア:

[(1, 201019080), (2, 100509540), (3, 67006360), (4, 50254770), (5, 40203816), (6, 33503180), (8, 25127385), (10, 20101908), (12, 16751590), (15, 13401272), (20, 10050954), (23, 8739960), (24, 8375795), (30, 6700636), (40, 5025477), (46, 4369980), (60, 3350318), (69, 2913320), (92, 2184990), (115, 1747992), (120, 1675159), (138, 1456660), (173, 1161960), (184, 1092495), (230, 873996), (276, 728330), (345, 582664), (346, 580980), (421, 477480), (460, 436998), (519, 387320), (552, 364165), (690, 291332), (692, 290490), (842, 238740), (865, 232392), (920, 218499), (1038, 193660), (1263, 159160), (1380, 145666), (1384, 145245), (1684, 119370), (1730, 116196), (2076, 96830), (2105, 95496), (2526, 79580), (2595, 77464), (2760, 72833), (3368, 59685), (3460, 58098), (3979, 50520), (4152, 48415), (4210, 47748), (5052, 39790), (5190, 38732), (6315, 31832), (6920, 29049), (7958, 25260), (8420, 23874), (9683, 20760), (10104, 19895), (10380, 19366), (11937, 16840), (12630, 15916)]