238618240

素因数分解:

$2^7\times 5^1\times 7^3\times {\mathrm{1087}}^1$

素因数の和:1127

約数の個数: 128

約数和(自身を含む): 665856000

約数和(自身を除く): 427237760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 245, 280, 320, 343, 392, 448, 490, 560, 640, 686, 784, 896, 980, 1087, 1120, 1372, 1568, 1715, 1960, 2174, 2240, 2744, 3136, 3430, 3920, 4348, 4480, 5435, 5488, 6272, 6860, 7609, 7840, 8696, 10870, 10976, 13720, 15218, 15680, 17392, 21740, 21952, 27440, 30436, 31360, 34784, 38045, 43480, 43904, 53263, 54880, 60872, 69568, 76090, 86960, 106526, 109760, 121744, 139136, 152180, 173920, 213052, 219520, 243488, 266315, 304360, 347840, 372841, 426104, 486976, 532630, 608720, 695680, 745682, 852208, 973952, 1065260, 1217440, 1491364, 1704416, 1864205, 2130520, 2434880, 2982728, 3408832, 3728410, 4261040, 4869760, 5965456, 6817664, 7456820, 8522080, 11930912, 14913640, 17044160, 23861824, 29827280, 34088320, 47723648, 59654560, 119309120, 238618240]

約数ペア:

[(1, 238618240), (2, 119309120), (4, 59654560), (5, 47723648), (7, 34088320), (8, 29827280), (10, 23861824), (14, 17044160), (16, 14913640), (20, 11930912), (28, 8522080), (32, 7456820), (35, 6817664), (40, 5965456), (49, 4869760), (56, 4261040), (64, 3728410), (70, 3408832), (80, 2982728), (98, 2434880), (112, 2130520), (128, 1864205), (140, 1704416), (160, 1491364), (196, 1217440), (224, 1065260), (245, 973952), (280, 852208), (320, 745682), (343, 695680), (392, 608720), (448, 532630), (490, 486976), (560, 426104), (640, 372841), (686, 347840), (784, 304360), (896, 266315), (980, 243488), (1087, 219520), (1120, 213052), (1372, 173920), (1568, 152180), (1715, 139136), (1960, 121744), (2174, 109760), (2240, 106526), (2744, 86960), (3136, 76090), (3430, 69568), (3920, 60872), (4348, 54880), (4480, 53263), (5435, 43904), (5488, 43480), (6272, 38045), (6860, 34784), (7609, 31360), (7840, 30436), (8696, 27440), (10870, 21952), (10976, 21740), (13720, 17392), (15218, 15680)]