661420656

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{2579}}^1$

素因数の和:2743

約数の個数: 120

約数和(自身を含む): 2008777680

約数和(自身を除く): 1347357024

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 104, 117, 137, 144, 156, 208, 234, 274, 312, 411, 468, 548, 624, 822, 936, 1096, 1233, 1644, 1781, 1872, 2192, 2466, 2579, 3288, 3562, 4932, 5158, 5343, 6576, 7124, 7737, 9864, 10316, 10686, 14248, 15474, 16029, 19728, 20632, 21372, 23211, 28496, 30948, 32058, 33527, 41264, 42744, 46422, 61896, 64116, 67054, 85488, 92844, 100581, 123792, 128232, 134108, 185688, 201162, 256464, 268216, 301743, 353323, 371376, 402324, 536432, 603486, 706646, 804648, 1059969, 1206972, 1413292, 1609296, 2119938, 2413944, 2826584, 3179907, 4239876, 4593199, 4827888, 5653168, 6359814, 8479752, 9186398, 12719628, 13779597, 16959504, 18372796, 25439256, 27559194, 36745592, 41338791, 50878512, 55118388, 73491184, 82677582, 110236776, 165355164, 220473552, 330710328, 661420656]

約数ペア:

[(1, 661420656), (2, 330710328), (3, 220473552), (4, 165355164), (6, 110236776), (8, 82677582), (9, 73491184), (12, 55118388), (13, 50878512), (16, 41338791), (18, 36745592), (24, 27559194), (26, 25439256), (36, 18372796), (39, 16959504), (48, 13779597), (52, 12719628), (72, 9186398), (78, 8479752), (104, 6359814), (117, 5653168), (137, 4827888), (144, 4593199), (156, 4239876), (208, 3179907), (234, 2826584), (274, 2413944), (312, 2119938), (411, 1609296), (468, 1413292), (548, 1206972), (624, 1059969), (822, 804648), (936, 706646), (1096, 603486), (1233, 536432), (1644, 402324), (1781, 371376), (1872, 353323), (2192, 301743), (2466, 268216), (2579, 256464), (3288, 201162), (3562, 185688), (4932, 134108), (5158, 128232), (5343, 123792), (6576, 100581), (7124, 92844), (7737, 85488), (9864, 67054), (10316, 64116), (10686, 61896), (14248, 46422), (15474, 42744), (16029, 41264), (19728, 33527), (20632, 32058), (21372, 30948), (23211, 28496)]