71189460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{617}}^1\times {\mathrm{641}}^1$

素因数の和:1273

約数の個数: 72

約数和(自身を含む): 216628776

約数和(自身を除く): 145439316

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 617, 641, 1234, 1282, 1851, 1923, 2468, 2564, 3085, 3205, 3702, 3846, 5553, 5769, 6170, 6410, 7404, 7692, 9255, 9615, 11106, 11538, 12340, 12820, 18510, 19230, 22212, 23076, 27765, 28845, 37020, 38460, 55530, 57690, 111060, 115380, 395497, 790994, 1186491, 1581988, 1977485, 2372982, 3559473, 3954970, 4745964, 5932455, 7118946, 7909940, 11864910, 14237892, 17797365, 23729820, 35594730, 71189460]

約数ペア:

[(1, 71189460), (2, 35594730), (3, 23729820), (4, 17797365), (5, 14237892), (6, 11864910), (9, 7909940), (10, 7118946), (12, 5932455), (15, 4745964), (18, 3954970), (20, 3559473), (30, 2372982), (36, 1977485), (45, 1581988), (60, 1186491), (90, 790994), (180, 395497), (617, 115380), (641, 111060), (1234, 57690), (1282, 55530), (1851, 38460), (1923, 37020), (2468, 28845), (2564, 27765), (3085, 23076), (3205, 22212), (3702, 19230), (3846, 18510), (5553, 12820), (5769, 12340), (6170, 11538), (6410, 11106), (7404, 9615), (7692, 9255)]