219880768

素因数分解:

$2^6\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{307}}^1$

素因数の和:388

約数の個数: 84

約数和(自身を含む): 476902272

約数和(自身を除く): 257021504

約数列:

[1, 2, 4, 8, 16, 19, 31, 32, 38, 62, 64, 76, 124, 152, 248, 304, 307, 361, 496, 589, 608, 614, 722, 992, 1178, 1216, 1228, 1444, 1984, 2356, 2456, 2888, 4712, 4912, 5776, 5833, 9424, 9517, 9824, 11191, 11552, 11666, 18848, 19034, 19648, 22382, 23104, 23332, 37696, 38068, 44764, 46664, 76136, 89528, 93328, 110827, 152272, 179056, 180823, 186656, 221654, 304544, 358112, 361646, 373312, 443308, 609088, 716224, 723292, 886616, 1446584, 1773232, 2893168, 3435637, 3546464, 5786336, 6871274, 7092928, 11572672, 13742548, 27485096, 54970192, 109940384, 219880768]

約数ペア:

[(1, 219880768), (2, 109940384), (4, 54970192), (8, 27485096), (16, 13742548), (19, 11572672), (31, 7092928), (32, 6871274), (38, 5786336), (62, 3546464), (64, 3435637), (76, 2893168), (124, 1773232), (152, 1446584), (248, 886616), (304, 723292), (307, 716224), (361, 609088), (496, 443308), (589, 373312), (608, 361646), (614, 358112), (722, 304544), (992, 221654), (1178, 186656), (1216, 180823), (1228, 179056), (1444, 152272), (1984, 110827), (2356, 93328), (2456, 89528), (2888, 76136), (4712, 46664), (4912, 44764), (5776, 38068), (5833, 37696), (9424, 23332), (9517, 23104), (9824, 22382), (11191, 19648), (11552, 19034), (11666, 18848)]