172195328

素因数分解:

$2^9\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{571}}^1$

素因数の和:639

約数の個数: 80

約数和(自身を含む): 374499840

約数和(自身を除く): 202304512

約数列:

[1, 2, 4, 8, 16, 19, 31, 32, 38, 62, 64, 76, 124, 128, 152, 248, 256, 304, 496, 512, 571, 589, 608, 992, 1142, 1178, 1216, 1984, 2284, 2356, 2432, 3968, 4568, 4712, 4864, 7936, 9136, 9424, 9728, 10849, 15872, 17701, 18272, 18848, 21698, 35402, 36544, 37696, 43396, 70804, 73088, 75392, 86792, 141608, 146176, 150784, 173584, 283216, 292352, 301568, 336319, 347168, 566432, 672638, 694336, 1132864, 1345276, 1388672, 2265728, 2690552, 2777344, 4531456, 5381104, 5554688, 9062912, 10762208, 21524416, 43048832, 86097664, 172195328]

約数ペア:

[(1, 172195328), (2, 86097664), (4, 43048832), (8, 21524416), (16, 10762208), (19, 9062912), (31, 5554688), (32, 5381104), (38, 4531456), (62, 2777344), (64, 2690552), (76, 2265728), (124, 1388672), (128, 1345276), (152, 1132864), (248, 694336), (256, 672638), (304, 566432), (496, 347168), (512, 336319), (571, 301568), (589, 292352), (608, 283216), (992, 173584), (1142, 150784), (1178, 146176), (1216, 141608), (1984, 86792), (2284, 75392), (2356, 73088), (2432, 70804), (3968, 43396), (4568, 37696), (4712, 36544), (4864, 35402), (7936, 21698), (9136, 18848), (9424, 18272), (9728, 17701), (10849, 15872)]