201227220

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:239

約数の個数: 192

約数和(自身を含む): 653184000

約数和(自身を除く): 451956780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 53, 54, 60, 79, 89, 90, 106, 108, 135, 158, 159, 178, 180, 212, 237, 265, 267, 270, 316, 318, 356, 395, 445, 474, 477, 530, 534, 540, 636, 711, 790, 795, 801, 890, 948, 954, 1060, 1068, 1185, 1335, 1422, 1431, 1580, 1590, 1602, 1780, 1908, 2133, 2370, 2385, 2403, 2670, 2844, 2862, 3180, 3204, 3555, 4005, 4187, 4266, 4717, 4740, 4770, 4806, 5340, 5724, 7031, 7110, 7155, 8010, 8374, 8532, 9434, 9540, 9612, 10665, 12015, 12561, 14062, 14151, 14220, 14310, 16020, 16748, 18868, 20935, 21093, 21330, 23585, 24030, 25122, 28124, 28302, 28620, 35155, 37683, 41870, 42186, 42453, 42660, 47170, 48060, 50244, 56604, 62805, 63279, 70310, 70755, 75366, 83740, 84372, 84906, 94340, 105465, 113049, 125610, 126558, 127359, 140620, 141510, 150732, 169812, 188415, 189837, 210930, 212265, 226098, 251220, 253116, 254718, 283020, 316395, 372643, 376830, 379674, 421860, 424530, 452196, 509436, 565245, 632790, 636795, 745286, 753660, 759348, 849060, 949185, 1117929, 1130490, 1265580, 1273590, 1490572, 1863215, 1898370, 2235858, 2260980, 2547180, 3353787, 3726430, 3796740, 4471716, 5589645, 6707574, 7452860, 10061361, 11179290, 13415148, 16768935, 20122722, 22358580, 33537870, 40245444, 50306805, 67075740, 100613610, 201227220]

約数ペア:

[(1, 201227220), (2, 100613610), (3, 67075740), (4, 50306805), (5, 40245444), (6, 33537870), (9, 22358580), (10, 20122722), (12, 16768935), (15, 13415148), (18, 11179290), (20, 10061361), (27, 7452860), (30, 6707574), (36, 5589645), (45, 4471716), (53, 3796740), (54, 3726430), (60, 3353787), (79, 2547180), (89, 2260980), (90, 2235858), (106, 1898370), (108, 1863215), (135, 1490572), (158, 1273590), (159, 1265580), (178, 1130490), (180, 1117929), (212, 949185), (237, 849060), (265, 759348), (267, 753660), (270, 745286), (316, 636795), (318, 632790), (356, 565245), (395, 509436), (445, 452196), (474, 424530), (477, 421860), (530, 379674), (534, 376830), (540, 372643), (636, 316395), (711, 283020), (790, 254718), (795, 253116), (801, 251220), (890, 226098), (948, 212265), (954, 210930), (1060, 189837), (1068, 188415), (1185, 169812), (1335, 150732), (1422, 141510), (1431, 140620), (1580, 127359), (1590, 126558), (1602, 125610), (1780, 113049), (1908, 105465), (2133, 94340), (2370, 84906), (2385, 84372), (2403, 83740), (2670, 75366), (2844, 70755), (2862, 70310), (3180, 63279), (3204, 62805), (3555, 56604), (4005, 50244), (4187, 48060), (4266, 47170), (4717, 42660), (4740, 42453), (4770, 42186), (4806, 41870), (5340, 37683), (5724, 35155), (7031, 28620), (7110, 28302), (7155, 28124), (8010, 25122), (8374, 24030), (8532, 23585), (9434, 21330), (9540, 21093), (9612, 20935), (10665, 18868), (12015, 16748), (12561, 16020), (14062, 14310), (14151, 14220)]