140527408

素因数分解:

$2^4\times 7^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{307}}^1$

素因数の和:450

約数の個数: 80

約数和(自身を含む): 322034944

約数和(自身を除く): 181507536

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 61, 67, 112, 122, 134, 244, 268, 307, 427, 469, 488, 536, 614, 854, 938, 976, 1072, 1228, 1708, 1876, 2149, 2456, 3416, 3752, 4087, 4298, 4912, 6832, 7504, 8174, 8596, 16348, 17192, 18727, 20569, 28609, 32696, 34384, 37454, 41138, 57218, 65392, 74908, 82276, 114436, 131089, 143983, 149816, 164552, 228872, 262178, 287966, 299632, 329104, 457744, 524356, 575932, 1048712, 1151864, 1254709, 2097424, 2303728, 2509418, 5018836, 8782963, 10037672, 17565926, 20075344, 35131852, 70263704, 140527408]

約数ペア:

[(1, 140527408), (2, 70263704), (4, 35131852), (7, 20075344), (8, 17565926), (14, 10037672), (16, 8782963), (28, 5018836), (56, 2509418), (61, 2303728), (67, 2097424), (112, 1254709), (122, 1151864), (134, 1048712), (244, 575932), (268, 524356), (307, 457744), (427, 329104), (469, 299632), (488, 287966), (536, 262178), (614, 228872), (854, 164552), (938, 149816), (976, 143983), (1072, 131089), (1228, 114436), (1708, 82276), (1876, 74908), (2149, 65392), (2456, 57218), (3416, 41138), (3752, 37454), (4087, 34384), (4298, 32696), (4912, 28609), (6832, 20569), (7504, 18727), (8174, 17192), (8596, 16348)]