81667764

素因数分解:

$2^2\times 3^4\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{173}}^1$

素因数の和:267

約数の個数: 120

約数和(自身を含む): 226372608

約数和(自身を除く): 144704844

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 31, 36, 47, 54, 62, 81, 93, 94, 108, 124, 141, 162, 173, 186, 188, 279, 282, 324, 346, 372, 423, 519, 558, 564, 692, 837, 846, 1038, 1116, 1269, 1457, 1557, 1674, 1692, 2076, 2511, 2538, 2914, 3114, 3348, 3807, 4371, 4671, 5022, 5076, 5363, 5828, 6228, 7614, 8131, 8742, 9342, 10044, 10726, 13113, 14013, 15228, 16089, 16262, 17484, 18684, 21452, 24393, 26226, 28026, 32178, 32524, 39339, 48267, 48786, 52452, 56052, 64356, 73179, 78678, 96534, 97572, 118017, 144801, 146358, 157356, 193068, 219537, 236034, 252061, 289602, 292716, 434403, 439074, 472068, 504122, 579204, 658611, 756183, 868806, 878148, 1008244, 1317222, 1512366, 1737612, 2268549, 2634444, 3024732, 4537098, 6805647, 9074196, 13611294, 20416941, 27222588, 40833882, 81667764]

約数ペア:

[(1, 81667764), (2, 40833882), (3, 27222588), (4, 20416941), (6, 13611294), (9, 9074196), (12, 6805647), (18, 4537098), (27, 3024732), (31, 2634444), (36, 2268549), (47, 1737612), (54, 1512366), (62, 1317222), (81, 1008244), (93, 878148), (94, 868806), (108, 756183), (124, 658611), (141, 579204), (162, 504122), (173, 472068), (186, 439074), (188, 434403), (279, 292716), (282, 289602), (324, 252061), (346, 236034), (372, 219537), (423, 193068), (519, 157356), (558, 146358), (564, 144801), (692, 118017), (837, 97572), (846, 96534), (1038, 78678), (1116, 73179), (1269, 64356), (1457, 56052), (1557, 52452), (1674, 48786), (1692, 48267), (2076, 39339), (2511, 32524), (2538, 32178), (2914, 28026), (3114, 26226), (3348, 24393), (3807, 21452), (4371, 18684), (4671, 17484), (5022, 16262), (5076, 16089), (5363, 15228), (5828, 14013), (6228, 13113), (7614, 10726), (8131, 10044), (8742, 9342)]