197731404

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{601}}^1$

素因数の和:680

約数の個数: 144

約数和(自身を含む): 582880480

約数和(自身を除く): 385149076

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 19, 26, 36, 37, 38, 39, 52, 57, 74, 76, 78, 111, 114, 117, 148, 156, 171, 222, 228, 234, 247, 333, 342, 444, 468, 481, 494, 601, 666, 684, 703, 741, 962, 988, 1202, 1332, 1406, 1443, 1482, 1803, 1924, 2109, 2223, 2404, 2812, 2886, 2964, 3606, 4218, 4329, 4446, 5409, 5772, 6327, 7212, 7813, 8436, 8658, 8892, 9139, 10818, 11419, 12654, 15626, 17316, 18278, 21636, 22237, 22838, 23439, 25308, 27417, 31252, 34257, 36556, 44474, 45676, 46878, 54834, 66711, 68514, 70317, 82251, 88948, 93756, 102771, 109668, 133422, 137028, 140634, 148447, 164502, 200133, 205542, 266844, 281268, 289081, 296894, 329004, 400266, 411084, 422503, 445341, 578162, 593788, 800532, 845006, 867243, 890682, 1156324, 1267509, 1336023, 1690012, 1734486, 1781364, 2535018, 2601729, 2672046, 3468972, 3802527, 5070036, 5203458, 5344092, 5492539, 7605054, 10406916, 10985078, 15210108, 16477617, 21970156, 32955234, 49432851, 65910468, 98865702, 197731404]

約数ペア:

[(1, 197731404), (2, 98865702), (3, 65910468), (4, 49432851), (6, 32955234), (9, 21970156), (12, 16477617), (13, 15210108), (18, 10985078), (19, 10406916), (26, 7605054), (36, 5492539), (37, 5344092), (38, 5203458), (39, 5070036), (52, 3802527), (57, 3468972), (74, 2672046), (76, 2601729), (78, 2535018), (111, 1781364), (114, 1734486), (117, 1690012), (148, 1336023), (156, 1267509), (171, 1156324), (222, 890682), (228, 867243), (234, 845006), (247, 800532), (333, 593788), (342, 578162), (444, 445341), (468, 422503), (481, 411084), (494, 400266), (601, 329004), (666, 296894), (684, 289081), (703, 281268), (741, 266844), (962, 205542), (988, 200133), (1202, 164502), (1332, 148447), (1406, 140634), (1443, 137028), (1482, 133422), (1803, 109668), (1924, 102771), (2109, 93756), (2223, 88948), (2404, 82251), (2812, 70317), (2886, 68514), (2964, 66711), (3606, 54834), (4218, 46878), (4329, 45676), (4446, 44474), (5409, 36556), (5772, 34257), (6327, 31252), (7212, 27417), (7813, 25308), (8436, 23439), (8658, 22838), (8892, 22237), (9139, 21636), (10818, 18278), (11419, 17316), (12654, 15626)]