1668077488

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{71261}}^1$

素因数の和:71306

約数の個数: 80

約数和(自身を含む): 4241514240

約数和(自身を除く): 2573436752

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 19, 22, 28, 38, 44, 56, 76, 77, 88, 112, 133, 152, 154, 176, 209, 266, 304, 308, 418, 532, 616, 836, 1064, 1232, 1463, 1672, 2128, 2926, 3344, 5852, 11704, 23408, 71261, 142522, 285044, 498827, 570088, 783871, 997654, 1140176, 1353959, 1567742, 1995308, 2707918, 3135484, 3990616, 5415836, 5487097, 6270968, 7981232, 9477713, 10831672, 10974194, 12541936, 14893549, 18955426, 21663344, 21948388, 29787098, 37910852, 43896776, 59574196, 75821704, 87793552, 104254843, 119148392, 151643408, 208509686, 238296784, 417019372, 834038744, 1668077488]

約数ペア:

[(1, 1668077488), (2, 834038744), (4, 417019372), (7, 238296784), (8, 208509686), (11, 151643408), (14, 119148392), (16, 104254843), (19, 87793552), (22, 75821704), (28, 59574196), (38, 43896776), (44, 37910852), (56, 29787098), (76, 21948388), (77, 21663344), (88, 18955426), (112, 14893549), (133, 12541936), (152, 10974194), (154, 10831672), (176, 9477713), (209, 7981232), (266, 6270968), (304, 5487097), (308, 5415836), (418, 3990616), (532, 3135484), (616, 2707918), (836, 1995308), (1064, 1567742), (1232, 1353959), (1463, 1140176), (1672, 997654), (2128, 783871), (2926, 570088), (3344, 498827), (5852, 285044), (11704, 142522), (23408, 71261)]