280120192

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{283}}^1$

素因数の和:364

約数の個数: 128

約数和(自身を含む): 660470400

約数和(自身を除く): 380350208

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 32, 37, 38, 44, 64, 74, 76, 88, 128, 148, 152, 176, 209, 283, 296, 304, 352, 407, 418, 566, 592, 608, 703, 704, 814, 836, 1132, 1184, 1216, 1406, 1408, 1628, 1672, 2264, 2368, 2432, 2812, 3113, 3256, 3344, 4528, 4736, 5377, 5624, 6226, 6512, 6688, 7733, 9056, 10471, 10754, 11248, 12452, 13024, 13376, 15466, 18112, 20942, 21508, 22496, 24904, 26048, 26752, 30932, 36224, 41884, 43016, 44992, 49808, 52096, 59147, 61864, 83768, 86032, 89984, 99616, 115181, 118294, 123728, 167536, 172064, 198949, 199232, 230362, 236588, 247456, 335072, 344128, 397898, 398464, 460724, 473176, 494912, 670144, 688256, 795796, 921448, 946352, 989824, 1340288, 1591592, 1842896, 1892704, 2188439, 3183184, 3685792, 3785408, 4376878, 6366368, 7371584, 7570816, 8753756, 12732736, 14743168, 17507512, 25465472, 35015024, 70030048, 140060096, 280120192]

約数ペア:

[(1, 280120192), (2, 140060096), (4, 70030048), (8, 35015024), (11, 25465472), (16, 17507512), (19, 14743168), (22, 12732736), (32, 8753756), (37, 7570816), (38, 7371584), (44, 6366368), (64, 4376878), (74, 3785408), (76, 3685792), (88, 3183184), (128, 2188439), (148, 1892704), (152, 1842896), (176, 1591592), (209, 1340288), (283, 989824), (296, 946352), (304, 921448), (352, 795796), (407, 688256), (418, 670144), (566, 494912), (592, 473176), (608, 460724), (703, 398464), (704, 397898), (814, 344128), (836, 335072), (1132, 247456), (1184, 236588), (1216, 230362), (1406, 199232), (1408, 198949), (1628, 172064), (1672, 167536), (2264, 123728), (2368, 118294), (2432, 115181), (2812, 99616), (3113, 89984), (3256, 86032), (3344, 83768), (4528, 61864), (4736, 59147), (5377, 52096), (5624, 49808), (6226, 44992), (6512, 43016), (6688, 41884), (7733, 36224), (9056, 30932), (10471, 26752), (10754, 26048), (11248, 24904), (12452, 22496), (13024, 21508), (13376, 20942), (15466, 18112)]