240459520

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{571}}^1$

素因数の和:646

約数の個数: 144

約数和(自身を含む): 673440768

約数和(自身を除く): 432981248

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 47, 56, 64, 70, 80, 94, 112, 128, 140, 160, 188, 224, 235, 256, 280, 320, 329, 376, 448, 470, 560, 571, 640, 658, 752, 896, 940, 1120, 1142, 1280, 1316, 1504, 1645, 1792, 1880, 2240, 2284, 2632, 2855, 3008, 3290, 3760, 3997, 4480, 4568, 5264, 5710, 6016, 6580, 7520, 7994, 8960, 9136, 10528, 11420, 12032, 13160, 15040, 15988, 18272, 19985, 21056, 22840, 26320, 26837, 30080, 31976, 36544, 39970, 42112, 45680, 52640, 53674, 60160, 63952, 73088, 79940, 84224, 91360, 105280, 107348, 127904, 134185, 146176, 159880, 182720, 187859, 210560, 214696, 255808, 268370, 319760, 365440, 375718, 421120, 429392, 511616, 536740, 639520, 730880, 751436, 858784, 939295, 1023232, 1073480, 1279040, 1502872, 1717568, 1878590, 2146960, 2558080, 3005744, 3435136, 3757180, 4293920, 5116160, 6011488, 6870272, 7514360, 8587840, 12022976, 15028720, 17175680, 24045952, 30057440, 34351360, 48091904, 60114880, 120229760, 240459520]

約数ペア:

[(1, 240459520), (2, 120229760), (4, 60114880), (5, 48091904), (7, 34351360), (8, 30057440), (10, 24045952), (14, 17175680), (16, 15028720), (20, 12022976), (28, 8587840), (32, 7514360), (35, 6870272), (40, 6011488), (47, 5116160), (56, 4293920), (64, 3757180), (70, 3435136), (80, 3005744), (94, 2558080), (112, 2146960), (128, 1878590), (140, 1717568), (160, 1502872), (188, 1279040), (224, 1073480), (235, 1023232), (256, 939295), (280, 858784), (320, 751436), (329, 730880), (376, 639520), (448, 536740), (470, 511616), (560, 429392), (571, 421120), (640, 375718), (658, 365440), (752, 319760), (896, 268370), (940, 255808), (1120, 214696), (1142, 210560), (1280, 187859), (1316, 182720), (1504, 159880), (1645, 146176), (1792, 134185), (1880, 127904), (2240, 107348), (2284, 105280), (2632, 91360), (2855, 84224), (3008, 79940), (3290, 73088), (3760, 63952), (3997, 60160), (4480, 53674), (4568, 52640), (5264, 45680), (5710, 42112), (6016, 39970), (6580, 36544), (7520, 31976), (7994, 30080), (8960, 26837), (9136, 26320), (10528, 22840), (11420, 21056), (12032, 19985), (13160, 18272), (15040, 15988)]