1380128004

素因数分解:

$2^2\times 3^3\times {\mathrm{19}}^1\times {\mathrm{672577}}^1$

素因数の和:672609

約数の個数: 48

約数和(自身を含む): 3766436800

約数和(自身を除く): 2386308796

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 76, 108, 114, 171, 228, 342, 513, 684, 1026, 2052, 672577, 1345154, 2017731, 2690308, 4035462, 6053193, 8070924, 12106386, 12778963, 18159579, 24212772, 25557926, 36319158, 38336889, 51115852, 72638316, 76673778, 115010667, 153347556, 230021334, 345032001, 460042668, 690064002, 1380128004]

約数ペア:

[(1, 1380128004), (2, 690064002), (3, 460042668), (4, 345032001), (6, 230021334), (9, 153347556), (12, 115010667), (18, 76673778), (19, 72638316), (27, 51115852), (36, 38336889), (38, 36319158), (54, 25557926), (57, 24212772), (76, 18159579), (108, 12778963), (114, 12106386), (171, 8070924), (228, 6053193), (342, 4035462), (513, 2690308), (684, 2017731), (1026, 1345154), (2052, 672577)]