217418300

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{827}}^1$

素因数の和:1091

約数の個数: 72

約数和(自身を含む): 517466880

約数和(自身を除く): 300048580

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 220, 239, 275, 478, 550, 827, 956, 1100, 1195, 1654, 2390, 2629, 3308, 4135, 4780, 5258, 5975, 8270, 9097, 10516, 11950, 13145, 16540, 18194, 20675, 23900, 26290, 36388, 41350, 45485, 52580, 65725, 82700, 90970, 131450, 181940, 197653, 227425, 262900, 395306, 454850, 790612, 909700, 988265, 1976530, 2174183, 3953060, 4348366, 4941325, 8696732, 9882650, 10870915, 19765300, 21741830, 43483660, 54354575, 108709150, 217418300]

約数ペア:

[(1, 217418300), (2, 108709150), (4, 54354575), (5, 43483660), (10, 21741830), (11, 19765300), (20, 10870915), (22, 9882650), (25, 8696732), (44, 4941325), (50, 4348366), (55, 3953060), (100, 2174183), (110, 1976530), (220, 988265), (239, 909700), (275, 790612), (478, 454850), (550, 395306), (827, 262900), (956, 227425), (1100, 197653), (1195, 181940), (1654, 131450), (2390, 90970), (2629, 82700), (3308, 65725), (4135, 52580), (4780, 45485), (5258, 41350), (5975, 36388), (8270, 26290), (9097, 23900), (10516, 20675), (11950, 18194), (13145, 16540)]