78911532

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{487}}^1\times {\mathrm{643}}^1$

素因数の和:1147

約数の個数: 72

約数和(自身を含む): 228790016

約数和(自身を除く): 149878484

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 487, 643, 974, 1286, 1461, 1929, 1948, 2572, 2922, 3409, 3858, 4383, 4501, 5787, 5844, 6818, 7716, 8766, 9002, 10227, 11574, 13503, 13636, 17532, 18004, 20454, 23148, 27006, 30681, 40509, 40908, 54012, 61362, 81018, 122724, 162036, 313141, 626282, 939423, 1252564, 1878846, 2191987, 2818269, 3757692, 4383974, 5636538, 6575961, 8767948, 11273076, 13151922, 19727883, 26303844, 39455766, 78911532]

約数ペア:

[(1, 78911532), (2, 39455766), (3, 26303844), (4, 19727883), (6, 13151922), (7, 11273076), (9, 8767948), (12, 6575961), (14, 5636538), (18, 4383974), (21, 3757692), (28, 2818269), (36, 2191987), (42, 1878846), (63, 1252564), (84, 939423), (126, 626282), (252, 313141), (487, 162036), (643, 122724), (974, 81018), (1286, 61362), (1461, 54012), (1929, 40908), (1948, 40509), (2572, 30681), (2922, 27006), (3409, 23148), (3858, 20454), (4383, 18004), (4501, 17532), (5787, 13636), (5844, 13503), (6818, 11574), (7716, 10227), (8766, 9002)]