71693580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{809}}^1$

素因数の和:1039

約数の個数: 96

約数和(自身を含む): 230791680

約数和(自身を除く): 159098100

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 211, 420, 422, 633, 809, 844, 1055, 1266, 1477, 1618, 2110, 2427, 2532, 2954, 3165, 3236, 4045, 4220, 4431, 4854, 5663, 5908, 6330, 7385, 8090, 8862, 9708, 11326, 12135, 12660, 14770, 16180, 16989, 17724, 22155, 22652, 24270, 28315, 29540, 33978, 44310, 48540, 56630, 67956, 84945, 88620, 113260, 169890, 170699, 339780, 341398, 512097, 682796, 853495, 1024194, 1194893, 1706990, 2048388, 2389786, 2560485, 3413980, 3584679, 4779572, 5120970, 5974465, 7169358, 10241940, 11948930, 14338716, 17923395, 23897860, 35846790, 71693580]

約数ペア:

[(1, 71693580), (2, 35846790), (3, 23897860), (4, 17923395), (5, 14338716), (6, 11948930), (7, 10241940), (10, 7169358), (12, 5974465), (14, 5120970), (15, 4779572), (20, 3584679), (21, 3413980), (28, 2560485), (30, 2389786), (35, 2048388), (42, 1706990), (60, 1194893), (70, 1024194), (84, 853495), (105, 682796), (140, 512097), (210, 341398), (211, 339780), (420, 170699), (422, 169890), (633, 113260), (809, 88620), (844, 84945), (1055, 67956), (1266, 56630), (1477, 48540), (1618, 44310), (2110, 33978), (2427, 29540), (2532, 28315), (2954, 24270), (3165, 22652), (3236, 22155), (4045, 17724), (4220, 16989), (4431, 16180), (4854, 14770), (5663, 12660), (5908, 12135), (6330, 11326), (7385, 9708), (8090, 8862)]