17888905980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{220361}}^1$

素因数の和:220428

約数の個数: 144

約数和(自身を含む): 60640096608

約数和(自身を除く): 42751190628

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 41, 44, 45, 55, 60, 66, 82, 90, 99, 110, 123, 132, 164, 165, 180, 198, 205, 220, 246, 330, 369, 396, 410, 451, 492, 495, 615, 660, 738, 820, 902, 990, 1230, 1353, 1476, 1804, 1845, 1980, 2255, 2460, 2706, 3690, 4059, 4510, 5412, 6765, 7380, 8118, 9020, 13530, 16236, 20295, 27060, 40590, 81180, 220361, 440722, 661083, 881444, 1101805, 1322166, 1983249, 2203610, 2423971, 2644332, 3305415, 3966498, 4407220, 4847942, 6610830, 7271913, 7932996, 9034801, 9695884, 9916245, 12119855, 13221660, 14543826, 18069602, 19832490, 21815739, 24239710, 27104403, 29087652, 36139204, 36359565, 39664980, 43631478, 45174005, 48479420, 54208806, 72719130, 81313209, 87262956, 90348010, 99382811, 108417612, 109078695, 135522015, 145438260, 162626418, 180696020, 198765622, 218157390, 271044030, 298148433, 325252836, 397531244, 406566045, 436314780, 496914055, 542088060, 596296866, 813132090, 894445299, 993828110, 1192593732, 1490742165, 1626264180, 1788890598, 1987656220, 2981484330, 3577781196, 4472226495, 5962968660, 8944452990, 17888905980]

約数ペア:

[(1, 17888905980), (2, 8944452990), (3, 5962968660), (4, 4472226495), (5, 3577781196), (6, 2981484330), (9, 1987656220), (10, 1788890598), (11, 1626264180), (12, 1490742165), (15, 1192593732), (18, 993828110), (20, 894445299), (22, 813132090), (30, 596296866), (33, 542088060), (36, 496914055), (41, 436314780), (44, 406566045), (45, 397531244), (55, 325252836), (60, 298148433), (66, 271044030), (82, 218157390), (90, 198765622), (99, 180696020), (110, 162626418), (123, 145438260), (132, 135522015), (164, 109078695), (165, 108417612), (180, 99382811), (198, 90348010), (205, 87262956), (220, 81313209), (246, 72719130), (330, 54208806), (369, 48479420), (396, 45174005), (410, 43631478), (451, 39664980), (492, 36359565), (495, 36139204), (615, 29087652), (660, 27104403), (738, 24239710), (820, 21815739), (902, 19832490), (990, 18069602), (1230, 14543826), (1353, 13221660), (1476, 12119855), (1804, 9916245), (1845, 9695884), (1980, 9034801), (2255, 7932996), (2460, 7271913), (2706, 6610830), (3690, 4847942), (4059, 4407220), (4510, 3966498), (5412, 3305415), (6765, 2644332), (7380, 2423971), (8118, 2203610), (9020, 1983249), (13530, 1322166), (16236, 1101805), (20295, 881444), (27060, 661083), (40590, 440722), (81180, 220361)]