320755264

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1$

素因数の和:256

約数の個数: 112

約数和(自身を含む): 707461120

約数和(自身を除く): 386705856

約数列:

[1, 2, 4, 8, 16, 19, 31, 32, 38, 62, 64, 67, 76, 124, 127, 134, 152, 248, 254, 268, 304, 496, 508, 536, 589, 608, 992, 1016, 1072, 1178, 1216, 1273, 1984, 2032, 2077, 2144, 2356, 2413, 2546, 3937, 4064, 4154, 4288, 4712, 4826, 5092, 7874, 8128, 8308, 8509, 9424, 9652, 10184, 15748, 16616, 17018, 18848, 19304, 20368, 31496, 33232, 34036, 37696, 38608, 39463, 40736, 62992, 66464, 68072, 74803, 77216, 78926, 81472, 125984, 132928, 136144, 149606, 154432, 157852, 161671, 251968, 263779, 272288, 299212, 315704, 323342, 527558, 544576, 598424, 631408, 646684, 1055116, 1196848, 1262816, 1293368, 2110232, 2393696, 2525632, 2586736, 4220464, 4787392, 5011801, 5173472, 8440928, 10023602, 10346944, 16881856, 20047204, 40094408, 80188816, 160377632, 320755264]

約数ペア:

[(1, 320755264), (2, 160377632), (4, 80188816), (8, 40094408), (16, 20047204), (19, 16881856), (31, 10346944), (32, 10023602), (38, 8440928), (62, 5173472), (64, 5011801), (67, 4787392), (76, 4220464), (124, 2586736), (127, 2525632), (134, 2393696), (152, 2110232), (248, 1293368), (254, 1262816), (268, 1196848), (304, 1055116), (496, 646684), (508, 631408), (536, 598424), (589, 544576), (608, 527558), (992, 323342), (1016, 315704), (1072, 299212), (1178, 272288), (1216, 263779), (1273, 251968), (1984, 161671), (2032, 157852), (2077, 154432), (2144, 149606), (2356, 136144), (2413, 132928), (2546, 125984), (3937, 81472), (4064, 78926), (4154, 77216), (4288, 74803), (4712, 68072), (4826, 66464), (5092, 62992), (7874, 40736), (8128, 39463), (8308, 38608), (8509, 37696), (9424, 34036), (9652, 33232), (10184, 31496), (15748, 20368), (16616, 19304), (17018, 18848)]