876800988

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{271}}^1\times {\mathrm{347}}^1$

素因数の和:672

約数の個数: 144

約数和(自身を含む): 2618563584

約数和(自身を除く): 1741762596

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 37, 42, 63, 74, 84, 111, 126, 148, 222, 252, 259, 271, 333, 347, 444, 518, 542, 666, 694, 777, 813, 1036, 1041, 1084, 1332, 1388, 1554, 1626, 1897, 2082, 2331, 2429, 2439, 3108, 3123, 3252, 3794, 4164, 4662, 4858, 4878, 5691, 6246, 7287, 7588, 9324, 9716, 9756, 10027, 11382, 12492, 12839, 14574, 17073, 20054, 21861, 22764, 25678, 29148, 30081, 34146, 38517, 40108, 43722, 51356, 60162, 68292, 70189, 77034, 87444, 89873, 90243, 94037, 115551, 120324, 140378, 154068, 179746, 180486, 188074, 210567, 231102, 269619, 280756, 282111, 359492, 360972, 376148, 421134, 462204, 539238, 564222, 631701, 658259, 808857, 842268, 846333, 1078476, 1128444, 1263402, 1316518, 1617714, 1692666, 1974777, 2526804, 2633036, 3235428, 3385332, 3479369, 3949554, 5924331, 6958738, 7899108, 10438107, 11848662, 13917476, 20876214, 23697324, 24355583, 31314321, 41752428, 48711166, 62628642, 73066749, 97422332, 125257284, 146133498, 219200247, 292266996, 438400494, 876800988]

約数ペア:

[(1, 876800988), (2, 438400494), (3, 292266996), (4, 219200247), (6, 146133498), (7, 125257284), (9, 97422332), (12, 73066749), (14, 62628642), (18, 48711166), (21, 41752428), (28, 31314321), (36, 24355583), (37, 23697324), (42, 20876214), (63, 13917476), (74, 11848662), (84, 10438107), (111, 7899108), (126, 6958738), (148, 5924331), (222, 3949554), (252, 3479369), (259, 3385332), (271, 3235428), (333, 2633036), (347, 2526804), (444, 1974777), (518, 1692666), (542, 1617714), (666, 1316518), (694, 1263402), (777, 1128444), (813, 1078476), (1036, 846333), (1041, 842268), (1084, 808857), (1332, 658259), (1388, 631701), (1554, 564222), (1626, 539238), (1897, 462204), (2082, 421134), (2331, 376148), (2429, 360972), (2439, 359492), (3108, 282111), (3123, 280756), (3252, 269619), (3794, 231102), (4164, 210567), (4662, 188074), (4858, 180486), (4878, 179746), (5691, 154068), (6246, 140378), (7287, 120324), (7588, 115551), (9324, 94037), (9716, 90243), (9756, 89873), (10027, 87444), (11382, 77034), (12492, 70189), (12839, 68292), (14574, 60162), (17073, 51356), (20054, 43722), (21861, 40108), (22764, 38517), (25678, 34146), (29148, 30081)]