1661359920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{27361}}^1$

素因数の和:27411

約数の個数: 160

約数和(自身を含む): 5862910464

約数和(自身を除く): 4201550544

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 23, 24, 30, 33, 40, 44, 46, 48, 55, 60, 66, 69, 80, 88, 92, 110, 115, 120, 132, 138, 165, 176, 184, 220, 230, 240, 253, 264, 276, 330, 345, 368, 440, 460, 506, 528, 552, 660, 690, 759, 880, 920, 1012, 1104, 1265, 1320, 1380, 1518, 1840, 2024, 2530, 2640, 2760, 3036, 3795, 4048, 5060, 5520, 6072, 7590, 10120, 12144, 15180, 20240, 27361, 30360, 54722, 60720, 82083, 109444, 136805, 164166, 218888, 273610, 300971, 328332, 410415, 437776, 547220, 601942, 629303, 656664, 820830, 902913, 1094440, 1203884, 1258606, 1313328, 1504855, 1641660, 1805826, 1887909, 2188880, 2407768, 2517212, 3009710, 3146515, 3283320, 3611652, 3775818, 4514565, 4815536, 5034424, 6019420, 6293030, 6566640, 6922333, 7223304, 7551636, 9029130, 9439545, 10068848, 12038840, 12586060, 13844666, 14446608, 15103272, 18058260, 18879090, 20766999, 24077680, 25172120, 27689332, 30206544, 34611665, 36116520, 37758180, 41533998, 50344240, 55378664, 69223330, 72233040, 75516360, 83067996, 103834995, 110757328, 138446660, 151032720, 166135992, 207669990, 276893320, 332271984, 415339980, 553786640, 830679960, 1661359920]

約数ペア:

[(1, 1661359920), (2, 830679960), (3, 553786640), (4, 415339980), (5, 332271984), (6, 276893320), (8, 207669990), (10, 166135992), (11, 151032720), (12, 138446660), (15, 110757328), (16, 103834995), (20, 83067996), (22, 75516360), (23, 72233040), (24, 69223330), (30, 55378664), (33, 50344240), (40, 41533998), (44, 37758180), (46, 36116520), (48, 34611665), (55, 30206544), (60, 27689332), (66, 25172120), (69, 24077680), (80, 20766999), (88, 18879090), (92, 18058260), (110, 15103272), (115, 14446608), (120, 13844666), (132, 12586060), (138, 12038840), (165, 10068848), (176, 9439545), (184, 9029130), (220, 7551636), (230, 7223304), (240, 6922333), (253, 6566640), (264, 6293030), (276, 6019420), (330, 5034424), (345, 4815536), (368, 4514565), (440, 3775818), (460, 3611652), (506, 3283320), (528, 3146515), (552, 3009710), (660, 2517212), (690, 2407768), (759, 2188880), (880, 1887909), (920, 1805826), (1012, 1641660), (1104, 1504855), (1265, 1313328), (1320, 1258606), (1380, 1203884), (1518, 1094440), (1840, 902913), (2024, 820830), (2530, 656664), (2640, 629303), (2760, 601942), (3036, 547220), (3795, 437776), (4048, 410415), (5060, 328332), (5520, 300971), (6072, 273610), (7590, 218888), (10120, 164166), (12144, 136805), (15180, 109444), (20240, 82083), (27361, 60720), (30360, 54722)]