2678131728

素因数分解:

$2^4\times 3^3\times {\mathrm{73}}^1\times {\mathrm{163}}^1\times {\mathrm{521}}^1$

素因数の和:774

約数の個数: 160

約数和(自身を含む): 7855390080

約数和(自身を除く): 5177258352

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 73, 108, 144, 146, 163, 216, 219, 292, 326, 432, 438, 489, 521, 584, 652, 657, 876, 978, 1042, 1168, 1304, 1314, 1467, 1563, 1752, 1956, 1971, 2084, 2608, 2628, 2934, 3126, 3504, 3912, 3942, 4168, 4401, 4689, 5256, 5868, 6252, 7824, 7884, 8336, 8802, 9378, 10512, 11736, 11899, 12504, 14067, 15768, 17604, 18756, 23472, 23798, 25008, 28134, 31536, 35208, 35697, 37512, 38033, 47596, 56268, 70416, 71394, 75024, 76066, 84923, 95192, 107091, 112536, 114099, 142788, 152132, 169846, 190384, 214182, 225072, 228198, 254769, 285576, 304264, 321273, 339692, 342297, 428364, 456396, 509538, 571152, 608528, 642546, 679384, 684594, 764307, 856728, 912792, 1019076, 1026891, 1285092, 1358768, 1369188, 1528614, 1713456, 1825584, 2038152, 2053782, 2292921, 2570184, 2738376, 3057228, 4076304, 4107564, 4585842, 5140368, 5476752, 6114456, 6199379, 8215128, 9171684, 12228912, 12398758, 16430256, 18343368, 18598137, 24797516, 36686736, 37196274, 49595032, 55794411, 74392548, 99190064, 111588822, 148785096, 167383233, 223177644, 297570192, 334766466, 446355288, 669532932, 892710576, 1339065864, 2678131728]

約数ペア:

[(1, 2678131728), (2, 1339065864), (3, 892710576), (4, 669532932), (6, 446355288), (8, 334766466), (9, 297570192), (12, 223177644), (16, 167383233), (18, 148785096), (24, 111588822), (27, 99190064), (36, 74392548), (48, 55794411), (54, 49595032), (72, 37196274), (73, 36686736), (108, 24797516), (144, 18598137), (146, 18343368), (163, 16430256), (216, 12398758), (219, 12228912), (292, 9171684), (326, 8215128), (432, 6199379), (438, 6114456), (489, 5476752), (521, 5140368), (584, 4585842), (652, 4107564), (657, 4076304), (876, 3057228), (978, 2738376), (1042, 2570184), (1168, 2292921), (1304, 2053782), (1314, 2038152), (1467, 1825584), (1563, 1713456), (1752, 1528614), (1956, 1369188), (1971, 1358768), (2084, 1285092), (2608, 1026891), (2628, 1019076), (2934, 912792), (3126, 856728), (3504, 764307), (3912, 684594), (3942, 679384), (4168, 642546), (4401, 608528), (4689, 571152), (5256, 509538), (5868, 456396), (6252, 428364), (7824, 342297), (7884, 339692), (8336, 321273), (8802, 304264), (9378, 285576), (10512, 254769), (11736, 228198), (11899, 225072), (12504, 214182), (14067, 190384), (15768, 169846), (17604, 152132), (18756, 142788), (23472, 114099), (23798, 112536), (25008, 107091), (28134, 95192), (31536, 84923), (35208, 76066), (35697, 75024), (37512, 71394), (38033, 70416), (47596, 56268)]