207515872

素因数分解:

$2^5\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{1181}}^1$

素因数の和:1244

約数の個数: 72

約数和(自身を含む): 457221240

約数和(自身を除く): 249705368

約数列:

[1, 2, 4, 8, 16, 17, 19, 32, 34, 38, 68, 76, 136, 152, 272, 289, 304, 323, 544, 578, 608, 646, 1156, 1181, 1292, 2312, 2362, 2584, 4624, 4724, 5168, 5491, 9248, 9448, 10336, 10982, 18896, 20077, 21964, 22439, 37792, 40154, 43928, 44878, 80308, 87856, 89756, 160616, 175712, 179512, 321232, 341309, 359024, 381463, 642464, 682618, 718048, 762926, 1365236, 1525852, 2730472, 3051704, 5460944, 6103408, 6484871, 10921888, 12206816, 12969742, 25939484, 51878968, 103757936, 207515872]

約数ペア:

[(1, 207515872), (2, 103757936), (4, 51878968), (8, 25939484), (16, 12969742), (17, 12206816), (19, 10921888), (32, 6484871), (34, 6103408), (38, 5460944), (68, 3051704), (76, 2730472), (136, 1525852), (152, 1365236), (272, 762926), (289, 718048), (304, 682618), (323, 642464), (544, 381463), (578, 359024), (608, 341309), (646, 321232), (1156, 179512), (1181, 175712), (1292, 160616), (2312, 89756), (2362, 87856), (2584, 80308), (4624, 44878), (4724, 43928), (5168, 40154), (5491, 37792), (9248, 22439), (9448, 21964), (10336, 20077), (10982, 18896)]