30243920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{1019}}^1$

素因数の和:1092

約数の個数: 80

約数和(自身を含む): 81959040

約数和(自身を除く): 51715120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 53, 56, 70, 80, 106, 112, 140, 212, 265, 280, 371, 424, 530, 560, 742, 848, 1019, 1060, 1484, 1855, 2038, 2120, 2968, 3710, 4076, 4240, 5095, 5936, 7133, 7420, 8152, 10190, 14266, 14840, 16304, 20380, 28532, 29680, 35665, 40760, 54007, 57064, 71330, 81520, 108014, 114128, 142660, 216028, 270035, 285320, 378049, 432056, 540070, 570640, 756098, 864112, 1080140, 1512196, 1890245, 2160280, 3024392, 3780490, 4320560, 6048784, 7560980, 15121960, 30243920]

約数ペア:

[(1, 30243920), (2, 15121960), (4, 7560980), (5, 6048784), (7, 4320560), (8, 3780490), (10, 3024392), (14, 2160280), (16, 1890245), (20, 1512196), (28, 1080140), (35, 864112), (40, 756098), (53, 570640), (56, 540070), (70, 432056), (80, 378049), (106, 285320), (112, 270035), (140, 216028), (212, 142660), (265, 114128), (280, 108014), (371, 81520), (424, 71330), (530, 57064), (560, 54007), (742, 40760), (848, 35665), (1019, 29680), (1060, 28532), (1484, 20380), (1855, 16304), (2038, 14840), (2120, 14266), (2968, 10190), (3710, 8152), (4076, 7420), (4240, 7133), (5095, 5936)]