2178232960

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{271}}^1\times {\mathrm{661}}^1$

素因数の和:970

約数の個数: 128

約数和(自身を含む): 5509958400

約数和(自身を除く): 3331725440

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 271, 304, 320, 380, 542, 608, 640, 661, 760, 1084, 1216, 1322, 1355, 1520, 2168, 2432, 2644, 2710, 3040, 3305, 4336, 5149, 5288, 5420, 6080, 6610, 8672, 10298, 10576, 10840, 12160, 12559, 13220, 17344, 20596, 21152, 21680, 25118, 25745, 26440, 34688, 41192, 42304, 43360, 50236, 51490, 52880, 62795, 82384, 84608, 86720, 100472, 102980, 105760, 125590, 164768, 173440, 179131, 200944, 205960, 211520, 251180, 329536, 358262, 401888, 411920, 423040, 502360, 659072, 716524, 803776, 823840, 895655, 1004720, 1433048, 1607552, 1647680, 1791310, 2009440, 2866096, 3295360, 3403489, 3582620, 4018880, 5732192, 6806978, 7165240, 8037760, 11464384, 13613956, 14330480, 17017445, 22928768, 27227912, 28660960, 34034890, 54455824, 57321920, 68069780, 108911648, 114643840, 136139560, 217823296, 272279120, 435646592, 544558240, 1089116480, 2178232960]

約数ペア:

[(1, 2178232960), (2, 1089116480), (4, 544558240), (5, 435646592), (8, 272279120), (10, 217823296), (16, 136139560), (19, 114643840), (20, 108911648), (32, 68069780), (38, 57321920), (40, 54455824), (64, 34034890), (76, 28660960), (80, 27227912), (95, 22928768), (128, 17017445), (152, 14330480), (160, 13613956), (190, 11464384), (271, 8037760), (304, 7165240), (320, 6806978), (380, 5732192), (542, 4018880), (608, 3582620), (640, 3403489), (661, 3295360), (760, 2866096), (1084, 2009440), (1216, 1791310), (1322, 1647680), (1355, 1607552), (1520, 1433048), (2168, 1004720), (2432, 895655), (2644, 823840), (2710, 803776), (3040, 716524), (3305, 659072), (4336, 502360), (5149, 423040), (5288, 411920), (5420, 401888), (6080, 358262), (6610, 329536), (8672, 251180), (10298, 211520), (10576, 205960), (10840, 200944), (12160, 179131), (12559, 173440), (13220, 164768), (17344, 125590), (20596, 105760), (21152, 102980), (21680, 100472), (25118, 86720), (25745, 84608), (26440, 82384), (34688, 62795), (41192, 52880), (42304, 51490), (43360, 50236)]