240653840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{3803}}^1$

素因数の和:3936

約数の個数: 80

約数和(自身を含む): 645280128

約数和(自身を除く): 404626288

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 113, 140, 226, 280, 452, 560, 565, 791, 904, 1130, 1582, 1808, 2260, 3164, 3803, 3955, 4520, 6328, 7606, 7910, 9040, 12656, 15212, 15820, 19015, 26621, 30424, 31640, 38030, 53242, 60848, 63280, 76060, 106484, 133105, 152120, 212968, 266210, 304240, 425936, 429739, 532420, 859478, 1064840, 1718956, 2129680, 2148695, 3008173, 3437912, 4297390, 6016346, 6875824, 8594780, 12032692, 15040865, 17189560, 24065384, 30081730, 34379120, 48130768, 60163460, 120326920, 240653840]

約数ペア:

[(1, 240653840), (2, 120326920), (4, 60163460), (5, 48130768), (7, 34379120), (8, 30081730), (10, 24065384), (14, 17189560), (16, 15040865), (20, 12032692), (28, 8594780), (35, 6875824), (40, 6016346), (56, 4297390), (70, 3437912), (80, 3008173), (112, 2148695), (113, 2129680), (140, 1718956), (226, 1064840), (280, 859478), (452, 532420), (560, 429739), (565, 425936), (791, 304240), (904, 266210), (1130, 212968), (1582, 152120), (1808, 133105), (2260, 106484), (3164, 76060), (3803, 63280), (3955, 60848), (4520, 53242), (6328, 38030), (7606, 31640), (7910, 30424), (9040, 26621), (12656, 19015), (15212, 15820)]