81159960

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{1823}}^1$

素因数の和:1897

約数の個数: 128

約数和(自身を含む): 283668480

約数和(自身を除く): 202508520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 53, 56, 60, 70, 84, 105, 106, 120, 140, 159, 168, 210, 212, 265, 280, 318, 371, 420, 424, 530, 636, 742, 795, 840, 1060, 1113, 1272, 1484, 1590, 1823, 1855, 2120, 2226, 2968, 3180, 3646, 3710, 4452, 5469, 5565, 6360, 7292, 7420, 8904, 9115, 10938, 11130, 12761, 14584, 14840, 18230, 21876, 22260, 25522, 27345, 36460, 38283, 43752, 44520, 51044, 54690, 63805, 72920, 76566, 96619, 102088, 109380, 127610, 153132, 191415, 193238, 218760, 255220, 289857, 306264, 382830, 386476, 483095, 510440, 579714, 676333, 765660, 772952, 966190, 1159428, 1352666, 1449285, 1531320, 1932380, 2028999, 2318856, 2705332, 2898570, 3381665, 3864760, 4057998, 5410664, 5797140, 6763330, 8115996, 10144995, 11594280, 13526660, 16231992, 20289990, 27053320, 40579980, 81159960]

約数ペア:

[(1, 81159960), (2, 40579980), (3, 27053320), (4, 20289990), (5, 16231992), (6, 13526660), (7, 11594280), (8, 10144995), (10, 8115996), (12, 6763330), (14, 5797140), (15, 5410664), (20, 4057998), (21, 3864760), (24, 3381665), (28, 2898570), (30, 2705332), (35, 2318856), (40, 2028999), (42, 1932380), (53, 1531320), (56, 1449285), (60, 1352666), (70, 1159428), (84, 966190), (105, 772952), (106, 765660), (120, 676333), (140, 579714), (159, 510440), (168, 483095), (210, 386476), (212, 382830), (265, 306264), (280, 289857), (318, 255220), (371, 218760), (420, 193238), (424, 191415), (530, 153132), (636, 127610), (742, 109380), (795, 102088), (840, 96619), (1060, 76566), (1113, 72920), (1272, 63805), (1484, 54690), (1590, 51044), (1823, 44520), (1855, 43752), (2120, 38283), (2226, 36460), (2968, 27345), (3180, 25522), (3646, 22260), (3710, 21876), (4452, 18230), (5469, 14840), (5565, 14584), (6360, 12761), (7292, 11130), (7420, 10938), (8904, 9115)]