133451780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{193}}^1\times {\mathrm{449}}^1$

素因数の和:669

約数の個数: 96

約数和(自身を含む): 351993600

約数和(自身を除く): 218541820

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 193, 220, 308, 385, 386, 449, 770, 772, 898, 965, 1351, 1540, 1796, 1930, 2123, 2245, 2702, 3143, 3860, 4246, 4490, 4939, 5404, 6286, 6755, 8492, 8980, 9878, 10615, 12572, 13510, 14861, 15715, 19756, 21230, 24695, 27020, 29722, 31430, 34573, 42460, 49390, 59444, 62860, 69146, 74305, 86657, 98780, 138292, 148610, 172865, 173314, 297220, 345730, 346628, 433285, 606599, 691460, 866570, 953227, 1213198, 1733140, 1906454, 2426396, 3032995, 3812908, 4766135, 6065990, 6672589, 9532270, 12131980, 13345178, 19064540, 26690356, 33362945, 66725890, 133451780]

約数ペア:

[(1, 133451780), (2, 66725890), (4, 33362945), (5, 26690356), (7, 19064540), (10, 13345178), (11, 12131980), (14, 9532270), (20, 6672589), (22, 6065990), (28, 4766135), (35, 3812908), (44, 3032995), (55, 2426396), (70, 1906454), (77, 1733140), (110, 1213198), (140, 953227), (154, 866570), (193, 691460), (220, 606599), (308, 433285), (385, 346628), (386, 345730), (449, 297220), (770, 173314), (772, 172865), (898, 148610), (965, 138292), (1351, 98780), (1540, 86657), (1796, 74305), (1930, 69146), (2123, 62860), (2245, 59444), (2702, 49390), (3143, 42460), (3860, 34573), (4246, 31430), (4490, 29722), (4939, 27020), (5404, 24695), (6286, 21230), (6755, 19756), (8492, 15715), (8980, 14861), (9878, 13510), (10615, 12572)]