204547840

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{617}}^1$

素因数の和:682

約数の個数: 144

約数和(自身を含む): 576015552

約数和(自身を除く): 371467712

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 37, 40, 56, 64, 70, 74, 80, 112, 128, 140, 148, 160, 185, 224, 256, 259, 280, 296, 320, 370, 448, 518, 560, 592, 617, 640, 740, 896, 1036, 1120, 1184, 1234, 1280, 1295, 1480, 1792, 2072, 2240, 2368, 2468, 2590, 2960, 3085, 4144, 4319, 4480, 4736, 4936, 5180, 5920, 6170, 8288, 8638, 8960, 9472, 9872, 10360, 11840, 12340, 16576, 17276, 19744, 20720, 21595, 22829, 23680, 24680, 33152, 34552, 39488, 41440, 43190, 45658, 47360, 49360, 66304, 69104, 78976, 82880, 86380, 91316, 98720, 114145, 138208, 157952, 159803, 165760, 172760, 182632, 197440, 228290, 276416, 319606, 331520, 345520, 365264, 394880, 456580, 552832, 639212, 691040, 730528, 789760, 799015, 913160, 1105664, 1278424, 1382080, 1461056, 1598030, 1826320, 2556848, 2764160, 2922112, 3196060, 3652640, 5113696, 5528320, 5844224, 6392120, 7305280, 10227392, 12784240, 14610560, 20454784, 25568480, 29221120, 40909568, 51136960, 102273920, 204547840]

約数ペア:

[(1, 204547840), (2, 102273920), (4, 51136960), (5, 40909568), (7, 29221120), (8, 25568480), (10, 20454784), (14, 14610560), (16, 12784240), (20, 10227392), (28, 7305280), (32, 6392120), (35, 5844224), (37, 5528320), (40, 5113696), (56, 3652640), (64, 3196060), (70, 2922112), (74, 2764160), (80, 2556848), (112, 1826320), (128, 1598030), (140, 1461056), (148, 1382080), (160, 1278424), (185, 1105664), (224, 913160), (256, 799015), (259, 789760), (280, 730528), (296, 691040), (320, 639212), (370, 552832), (448, 456580), (518, 394880), (560, 365264), (592, 345520), (617, 331520), (640, 319606), (740, 276416), (896, 228290), (1036, 197440), (1120, 182632), (1184, 172760), (1234, 165760), (1280, 159803), (1295, 157952), (1480, 138208), (1792, 114145), (2072, 98720), (2240, 91316), (2368, 86380), (2468, 82880), (2590, 78976), (2960, 69104), (3085, 66304), (4144, 49360), (4319, 47360), (4480, 45658), (4736, 43190), (4936, 41440), (5180, 39488), (5920, 34552), (6170, 33152), (8288, 24680), (8638, 23680), (8960, 22829), (9472, 21595), (9872, 20720), (10360, 19744), (11840, 17276), (12340, 16576)]