157211168

素因数分解:

$2^5\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{439}}^1$

素因数の和:518

約数の個数: 72

約数和(自身を含む): 337962240

約数和(自身を除く): 180751072

約数列:

[1, 2, 4, 8, 16, 19, 31, 32, 38, 62, 76, 124, 152, 248, 304, 361, 439, 496, 589, 608, 722, 878, 992, 1178, 1444, 1756, 2356, 2888, 3512, 4712, 5776, 7024, 8341, 9424, 11191, 11552, 13609, 14048, 16682, 18848, 22382, 27218, 33364, 44764, 54436, 66728, 89528, 108872, 133456, 158479, 179056, 217744, 258571, 266912, 316958, 358112, 435488, 517142, 633916, 1034284, 1267832, 2068568, 2535664, 4137136, 4912849, 5071328, 8274272, 9825698, 19651396, 39302792, 78605584, 157211168]

約数ペア:

[(1, 157211168), (2, 78605584), (4, 39302792), (8, 19651396), (16, 9825698), (19, 8274272), (31, 5071328), (32, 4912849), (38, 4137136), (62, 2535664), (76, 2068568), (124, 1267832), (152, 1034284), (248, 633916), (304, 517142), (361, 435488), (439, 358112), (496, 316958), (589, 266912), (608, 258571), (722, 217744), (878, 179056), (992, 158479), (1178, 133456), (1444, 108872), (1756, 89528), (2356, 66728), (2888, 54436), (3512, 44764), (4712, 33364), (5776, 27218), (7024, 22382), (8341, 18848), (9424, 16682), (11191, 14048), (11552, 13609)]