43221920

素因数分解:

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

素因数の和:215

約数の個数: 144

約数和(自身を含む): 122812200

約数和(自身を除く): 79590280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 37, 40, 49, 56, 70, 74, 80, 98, 112, 140, 148, 149, 160, 185, 196, 224, 245, 259, 280, 296, 298, 370, 392, 490, 518, 560, 592, 596, 740, 745, 784, 980, 1036, 1043, 1120, 1184, 1192, 1295, 1480, 1490, 1568, 1813, 1960, 2072, 2086, 2384, 2590, 2960, 2980, 3626, 3920, 4144, 4172, 4768, 5180, 5215, 5513, 5920, 5960, 7252, 7301, 7840, 8288, 8344, 9065, 10360, 10430, 11026, 11920, 14504, 14602, 16688, 18130, 20720, 20860, 22052, 23840, 27565, 29008, 29204, 33376, 36260, 36505, 38591, 41440, 41720, 44104, 55130, 58016, 58408, 72520, 73010, 77182, 83440, 88208, 110260, 116816, 145040, 146020, 154364, 166880, 176416, 192955, 220520, 233632, 270137, 290080, 292040, 308728, 385910, 441040, 540274, 584080, 617456, 771820, 882080, 1080548, 1168160, 1234912, 1350685, 1543640, 2161096, 2701370, 3087280, 4322192, 5402740, 6174560, 8644384, 10805480, 21610960, 43221920]

約数ペア:

[(1, 43221920), (2, 21610960), (4, 10805480), (5, 8644384), (7, 6174560), (8, 5402740), (10, 4322192), (14, 3087280), (16, 2701370), (20, 2161096), (28, 1543640), (32, 1350685), (35, 1234912), (37, 1168160), (40, 1080548), (49, 882080), (56, 771820), (70, 617456), (74, 584080), (80, 540274), (98, 441040), (112, 385910), (140, 308728), (148, 292040), (149, 290080), (160, 270137), (185, 233632), (196, 220520), (224, 192955), (245, 176416), (259, 166880), (280, 154364), (296, 146020), (298, 145040), (370, 116816), (392, 110260), (490, 88208), (518, 83440), (560, 77182), (592, 73010), (596, 72520), (740, 58408), (745, 58016), (784, 55130), (980, 44104), (1036, 41720), (1043, 41440), (1120, 38591), (1184, 36505), (1192, 36260), (1295, 33376), (1480, 29204), (1490, 29008), (1568, 27565), (1813, 23840), (1960, 22052), (2072, 20860), (2086, 20720), (2384, 18130), (2590, 16688), (2960, 14602), (2980, 14504), (3626, 11920), (3920, 11026), (4144, 10430), (4172, 10360), (4768, 9065), (5180, 8344), (5215, 8288), (5513, 7840), (5920, 7301), (5960, 7252)]