666875832

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{401}}^1\times {\mathrm{521}}^1$

素因数の和:957

約数の個数: 128

約数和(自身を含む): 2014502400

約数和(自身を除く): 1347626568

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 19, 21, 24, 28, 38, 42, 56, 57, 76, 84, 114, 133, 152, 168, 228, 266, 399, 401, 456, 521, 532, 798, 802, 1042, 1064, 1203, 1563, 1596, 1604, 2084, 2406, 2807, 3126, 3192, 3208, 3647, 4168, 4812, 5614, 6252, 7294, 7619, 8421, 9624, 9899, 10941, 11228, 12504, 14588, 15238, 16842, 19798, 21882, 22456, 22857, 29176, 29697, 30476, 33684, 39596, 43764, 45714, 53333, 59394, 60952, 67368, 69293, 79192, 87528, 91428, 106666, 118788, 138586, 159999, 182856, 207879, 208921, 213332, 237576, 277172, 319998, 415758, 417842, 426664, 554344, 626763, 639996, 831516, 835684, 1253526, 1279992, 1462447, 1663032, 1671368, 2507052, 2924894, 3969499, 4387341, 5014104, 5849788, 7938998, 8774682, 11699576, 11908497, 15877996, 17549364, 23816994, 27786493, 31755992, 35098728, 47633988, 55572986, 83359479, 95267976, 111145972, 166718958, 222291944, 333437916, 666875832]

約数ペア:

[(1, 666875832), (2, 333437916), (3, 222291944), (4, 166718958), (6, 111145972), (7, 95267976), (8, 83359479), (12, 55572986), (14, 47633988), (19, 35098728), (21, 31755992), (24, 27786493), (28, 23816994), (38, 17549364), (42, 15877996), (56, 11908497), (57, 11699576), (76, 8774682), (84, 7938998), (114, 5849788), (133, 5014104), (152, 4387341), (168, 3969499), (228, 2924894), (266, 2507052), (399, 1671368), (401, 1663032), (456, 1462447), (521, 1279992), (532, 1253526), (798, 835684), (802, 831516), (1042, 639996), (1064, 626763), (1203, 554344), (1563, 426664), (1596, 417842), (1604, 415758), (2084, 319998), (2406, 277172), (2807, 237576), (3126, 213332), (3192, 208921), (3208, 207879), (3647, 182856), (4168, 159999), (4812, 138586), (5614, 118788), (6252, 106666), (7294, 91428), (7619, 87528), (8421, 79192), (9624, 69293), (9899, 67368), (10941, 60952), (11228, 59394), (12504, 53333), (14588, 45714), (15238, 43764), (16842, 39596), (19798, 33684), (21882, 30476), (22456, 29697), (22857, 29176)]