249566970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{571}}^1\times {\mathrm{857}}^1$

素因数の和:1455

約数の個数: 64

約数和(自身を含む): 636045696

約数和(自身を除く): 386478726

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 85, 102, 170, 255, 510, 571, 857, 1142, 1713, 1714, 2571, 2855, 3426, 4285, 5142, 5710, 8565, 8570, 9707, 12855, 14569, 17130, 19414, 25710, 29121, 29138, 43707, 48535, 58242, 72845, 87414, 97070, 145605, 145690, 218535, 291210, 437070, 489347, 978694, 1468041, 2446735, 2936082, 4893470, 7340205, 8318899, 14680410, 16637798, 24956697, 41594495, 49913394, 83188990, 124783485, 249566970]

約数ペア:

[(1, 249566970), (2, 124783485), (3, 83188990), (5, 49913394), (6, 41594495), (10, 24956697), (15, 16637798), (17, 14680410), (30, 8318899), (34, 7340205), (51, 4893470), (85, 2936082), (102, 2446735), (170, 1468041), (255, 978694), (510, 489347), (571, 437070), (857, 291210), (1142, 218535), (1713, 145690), (1714, 145605), (2571, 97070), (2855, 87414), (3426, 72845), (4285, 58242), (5142, 48535), (5710, 43707), (8565, 29138), (8570, 29121), (9707, 25710), (12855, 19414), (14569, 17130)]