319605536

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{547}}^1$

素因数の和:638

約数の個数: 72

約数和(自身を含む): 685646640

約数和(自身を除く): 366041104

約数列:

[1, 2, 4, 8, 16, 19, 31, 32, 38, 62, 76, 124, 152, 248, 304, 496, 547, 589, 608, 961, 992, 1094, 1178, 1922, 2188, 2356, 3844, 4376, 4712, 7688, 8752, 9424, 10393, 15376, 16957, 17504, 18259, 18848, 20786, 30752, 33914, 36518, 41572, 67828, 73036, 83144, 135656, 146072, 166288, 271312, 292144, 322183, 332576, 525667, 542624, 584288, 644366, 1051334, 1288732, 2102668, 2577464, 4205336, 5154928, 8410672, 9987673, 10309856, 16821344, 19975346, 39950692, 79901384, 159802768, 319605536]

約数ペア:

[(1, 319605536), (2, 159802768), (4, 79901384), (8, 39950692), (16, 19975346), (19, 16821344), (31, 10309856), (32, 9987673), (38, 8410672), (62, 5154928), (76, 4205336), (124, 2577464), (152, 2102668), (248, 1288732), (304, 1051334), (496, 644366), (547, 584288), (589, 542624), (608, 525667), (961, 332576), (992, 322183), (1094, 292144), (1178, 271312), (1922, 166288), (2188, 146072), (2356, 135656), (3844, 83144), (4376, 73036), (4712, 67828), (7688, 41572), (8752, 36518), (9424, 33914), (10393, 30752), (15376, 20786), (16957, 18848), (17504, 18259)]