80269280

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1$

素因数の和:221

約数の個数: 192

約数和(自身を含む): 241315200

約数和(自身を除く): 161045920

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 37, 40, 52, 56, 65, 70, 74, 80, 91, 104, 112, 130, 140, 148, 149, 160, 182, 185, 208, 224, 259, 260, 280, 296, 298, 364, 370, 416, 455, 481, 518, 520, 560, 592, 596, 728, 740, 745, 910, 962, 1036, 1040, 1043, 1120, 1184, 1192, 1295, 1456, 1480, 1490, 1820, 1924, 1937, 2072, 2080, 2086, 2384, 2405, 2590, 2912, 2960, 2980, 3367, 3640, 3848, 3874, 4144, 4172, 4768, 4810, 5180, 5215, 5513, 5920, 5960, 6734, 7280, 7696, 7748, 8288, 8344, 9620, 9685, 10360, 10430, 11026, 11920, 13468, 13559, 14560, 15392, 15496, 16688, 16835, 19240, 19370, 20720, 20860, 22052, 23840, 26936, 27118, 27565, 30992, 33376, 33670, 38480, 38591, 38740, 41440, 41720, 44104, 53872, 54236, 55130, 61984, 67340, 67795, 71669, 76960, 77182, 77480, 83440, 88208, 107744, 108472, 110260, 134680, 135590, 143338, 154364, 154960, 166880, 176416, 192955, 216944, 220520, 269360, 271180, 286676, 308728, 309920, 358345, 385910, 433888, 441040, 501683, 538720, 542360, 573352, 617456, 716690, 771820, 882080, 1003366, 1084720, 1146704, 1234912, 1433380, 1543640, 2006732, 2169440, 2293408, 2508415, 2866760, 3087280, 4013464, 5016830, 5733520, 6174560, 8026928, 10033660, 11467040, 16053856, 20067320, 40134640, 80269280]

約数ペア:

[(1, 80269280), (2, 40134640), (4, 20067320), (5, 16053856), (7, 11467040), (8, 10033660), (10, 8026928), (13, 6174560), (14, 5733520), (16, 5016830), (20, 4013464), (26, 3087280), (28, 2866760), (32, 2508415), (35, 2293408), (37, 2169440), (40, 2006732), (52, 1543640), (56, 1433380), (65, 1234912), (70, 1146704), (74, 1084720), (80, 1003366), (91, 882080), (104, 771820), (112, 716690), (130, 617456), (140, 573352), (148, 542360), (149, 538720), (160, 501683), (182, 441040), (185, 433888), (208, 385910), (224, 358345), (259, 309920), (260, 308728), (280, 286676), (296, 271180), (298, 269360), (364, 220520), (370, 216944), (416, 192955), (455, 176416), (481, 166880), (518, 154960), (520, 154364), (560, 143338), (592, 135590), (596, 134680), (728, 110260), (740, 108472), (745, 107744), (910, 88208), (962, 83440), (1036, 77480), (1040, 77182), (1043, 76960), (1120, 71669), (1184, 67795), (1192, 67340), (1295, 61984), (1456, 55130), (1480, 54236), (1490, 53872), (1820, 44104), (1924, 41720), (1937, 41440), (2072, 38740), (2080, 38591), (2086, 38480), (2384, 33670), (2405, 33376), (2590, 30992), (2912, 27565), (2960, 27118), (2980, 26936), (3367, 23840), (3640, 22052), (3848, 20860), (3874, 20720), (4144, 19370), (4172, 19240), (4768, 16835), (4810, 16688), (5180, 15496), (5215, 15392), (5513, 14560), (5920, 13559), (5960, 13468), (6734, 11920), (7280, 11026), (7696, 10430), (7748, 10360), (8288, 9685), (8344, 9620)]