217284990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{2521}}^1$

素因数の和:2574

約数の個数: 96

約数和(自身を含む): 598137696

約数和(自身を除く): 380852706

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 17, 26, 30, 34, 39, 51, 65, 78, 85, 102, 130, 169, 170, 195, 221, 255, 338, 390, 442, 507, 510, 663, 845, 1014, 1105, 1326, 1690, 2210, 2521, 2535, 2873, 3315, 5042, 5070, 5746, 6630, 7563, 8619, 12605, 14365, 15126, 17238, 25210, 28730, 32773, 37815, 42857, 43095, 65546, 75630, 85714, 86190, 98319, 128571, 163865, 196638, 214285, 257142, 327730, 426049, 428570, 491595, 557141, 642855, 852098, 983190, 1114282, 1278147, 1285710, 1671423, 2130245, 2556294, 2785705, 3342846, 4260490, 5571410, 6390735, 7242833, 8357115, 12781470, 14485666, 16714230, 21728499, 36214165, 43456998, 72428330, 108642495, 217284990]

約数ペア:

[(1, 217284990), (2, 108642495), (3, 72428330), (5, 43456998), (6, 36214165), (10, 21728499), (13, 16714230), (15, 14485666), (17, 12781470), (26, 8357115), (30, 7242833), (34, 6390735), (39, 5571410), (51, 4260490), (65, 3342846), (78, 2785705), (85, 2556294), (102, 2130245), (130, 1671423), (169, 1285710), (170, 1278147), (195, 1114282), (221, 983190), (255, 852098), (338, 642855), (390, 557141), (442, 491595), (507, 428570), (510, 426049), (663, 327730), (845, 257142), (1014, 214285), (1105, 196638), (1326, 163865), (1690, 128571), (2210, 98319), (2521, 86190), (2535, 85714), (2873, 75630), (3315, 65546), (5042, 43095), (5070, 42857), (5746, 37815), (6630, 32773), (7563, 28730), (8619, 25210), (12605, 17238), (14365, 15126)]