209917312

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1$

素因数の和:204

約数の個数: 128

約数和(自身を含む): 485805600

約数和(自身を除く): 275888288

約数列:

[1, 2, 4, 8, 11, 16, 22, 29, 32, 44, 53, 58, 64, 88, 97, 106, 116, 128, 176, 194, 212, 232, 319, 352, 388, 424, 464, 583, 638, 704, 776, 848, 928, 1067, 1166, 1276, 1408, 1537, 1552, 1696, 1856, 2134, 2332, 2552, 2813, 3074, 3104, 3392, 3712, 4268, 4664, 5104, 5141, 5626, 6148, 6208, 6784, 8536, 9328, 10208, 10282, 11252, 12296, 12416, 16907, 17072, 18656, 20416, 20564, 22504, 24592, 30943, 33814, 34144, 37312, 40832, 41128, 45008, 49184, 56551, 61886, 67628, 68288, 74624, 82256, 90016, 98368, 113102, 123772, 135256, 136576, 149089, 164512, 180032, 196736, 226204, 247544, 270512, 298178, 329024, 360064, 452408, 495088, 541024, 596356, 658048, 904816, 990176, 1082048, 1192712, 1639979, 1809632, 1980352, 2164096, 2385424, 3279958, 3619264, 3960704, 4770848, 6559916, 7238528, 9541696, 13119832, 19083392, 26239664, 52479328, 104958656, 209917312]

約数ペア:

[(1, 209917312), (2, 104958656), (4, 52479328), (8, 26239664), (11, 19083392), (16, 13119832), (22, 9541696), (29, 7238528), (32, 6559916), (44, 4770848), (53, 3960704), (58, 3619264), (64, 3279958), (88, 2385424), (97, 2164096), (106, 1980352), (116, 1809632), (128, 1639979), (176, 1192712), (194, 1082048), (212, 990176), (232, 904816), (319, 658048), (352, 596356), (388, 541024), (424, 495088), (464, 452408), (583, 360064), (638, 329024), (704, 298178), (776, 270512), (848, 247544), (928, 226204), (1067, 196736), (1166, 180032), (1276, 164512), (1408, 149089), (1537, 136576), (1552, 135256), (1696, 123772), (1856, 113102), (2134, 98368), (2332, 90016), (2552, 82256), (2813, 74624), (3074, 68288), (3104, 67628), (3392, 61886), (3712, 56551), (4268, 49184), (4664, 45008), (5104, 41128), (5141, 40832), (5626, 37312), (6148, 34144), (6208, 33814), (6784, 30943), (8536, 24592), (9328, 22504), (10208, 20564), (10282, 20416), (11252, 18656), (12296, 17072), (12416, 16907)]