238735840

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{823}}^1$

素因数の和:889

約数の個数: 144

約数和(自身を含む): 674648352

約数和(自身を除く): 435912512

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, 160, 185, 196, 224, 245, 259, 280, 296, 370, 392, 490, 518, 560, 592, 740, 784, 823, 980, 1036, 1120, 1184, 1295, 1480, 1568, 1646, 1813, 1960, 2072, 2590, 2960, 3292, 3626, 3920, 4115, 4144, 5180, 5761, 5920, 6584, 7252, 7840, 8230, 8288, 9065, 10360, 11522, 13168, 14504, 16460, 18130, 20720, 23044, 26336, 28805, 29008, 30451, 32920, 36260, 40327, 41440, 46088, 57610, 58016, 60902, 65840, 72520, 80654, 92176, 115220, 121804, 131680, 145040, 152255, 161308, 184352, 201635, 213157, 230440, 243608, 290080, 304510, 322616, 403270, 426314, 460880, 487216, 609020, 645232, 806540, 852628, 921760, 974432, 1065785, 1218040, 1290464, 1492099, 1613080, 1705256, 2131570, 2436080, 2984198, 3226160, 3410512, 4263140, 4872160, 5968396, 6452320, 6821024, 7460495, 8526280, 11936792, 14920990, 17052560, 23873584, 29841980, 34105120, 47747168, 59683960, 119367920, 238735840]

約数ペア:

[(1, 238735840), (2, 119367920), (4, 59683960), (5, 47747168), (7, 34105120), (8, 29841980), (10, 23873584), (14, 17052560), (16, 14920990), (20, 11936792), (28, 8526280), (32, 7460495), (35, 6821024), (37, 6452320), (40, 5968396), (49, 4872160), (56, 4263140), (70, 3410512), (74, 3226160), (80, 2984198), (98, 2436080), (112, 2131570), (140, 1705256), (148, 1613080), (160, 1492099), (185, 1290464), (196, 1218040), (224, 1065785), (245, 974432), (259, 921760), (280, 852628), (296, 806540), (370, 645232), (392, 609020), (490, 487216), (518, 460880), (560, 426314), (592, 403270), (740, 322616), (784, 304510), (823, 290080), (980, 243608), (1036, 230440), (1120, 213157), (1184, 201635), (1295, 184352), (1480, 161308), (1568, 152255), (1646, 145040), (1813, 131680), (1960, 121804), (2072, 115220), (2590, 92176), (2960, 80654), (3292, 72520), (3626, 65840), (3920, 60902), (4115, 58016), (4144, 57610), (5180, 46088), (5761, 41440), (5920, 40327), (6584, 36260), (7252, 32920), (7840, 30451), (8230, 29008), (8288, 28805), (9065, 26336), (10360, 23044), (11522, 20720), (13168, 18130), (14504, 16460)]