205887616

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1$

素因数の和:198

約数の個数: 128

約数和(自身を含む): 475891200

約数和(自身を除く): 270003584

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 32, 44, 53, 62, 64, 88, 89, 106, 124, 128, 176, 178, 212, 248, 341, 352, 356, 424, 496, 583, 682, 704, 712, 848, 979, 992, 1166, 1364, 1408, 1424, 1643, 1696, 1958, 1984, 2332, 2728, 2759, 2848, 3286, 3392, 3916, 3968, 4664, 4717, 5456, 5518, 5696, 6572, 6784, 7832, 9328, 9434, 10912, 11036, 11392, 13144, 15664, 18073, 18656, 18868, 21824, 22072, 26288, 30349, 31328, 36146, 37312, 37736, 43648, 44144, 51887, 52576, 60698, 62656, 72292, 74624, 75472, 88288, 103774, 105152, 121396, 125312, 144584, 146227, 150944, 176576, 207548, 210304, 242792, 289168, 292454, 301888, 353152, 415096, 485584, 578336, 584908, 603776, 830192, 971168, 1156672, 1169816, 1608497, 1660384, 1942336, 2313344, 2339632, 3216994, 3320768, 3884672, 4679264, 6433988, 6641536, 9358528, 12867976, 18717056, 25735952, 51471904, 102943808, 205887616]

約数ペア:

[(1, 205887616), (2, 102943808), (4, 51471904), (8, 25735952), (11, 18717056), (16, 12867976), (22, 9358528), (31, 6641536), (32, 6433988), (44, 4679264), (53, 3884672), (62, 3320768), (64, 3216994), (88, 2339632), (89, 2313344), (106, 1942336), (124, 1660384), (128, 1608497), (176, 1169816), (178, 1156672), (212, 971168), (248, 830192), (341, 603776), (352, 584908), (356, 578336), (424, 485584), (496, 415096), (583, 353152), (682, 301888), (704, 292454), (712, 289168), (848, 242792), (979, 210304), (992, 207548), (1166, 176576), (1364, 150944), (1408, 146227), (1424, 144584), (1643, 125312), (1696, 121396), (1958, 105152), (1984, 103774), (2332, 88288), (2728, 75472), (2759, 74624), (2848, 72292), (3286, 62656), (3392, 60698), (3916, 52576), (3968, 51887), (4664, 44144), (4717, 43648), (5456, 37736), (5518, 37312), (5696, 36146), (6572, 31328), (6784, 30349), (7832, 26288), (9328, 22072), (9434, 21824), (10912, 18868), (11036, 18656), (11392, 18073), (13144, 15664)]