78361360

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{12721}}^1$

素因数の和:12752

約数の個数: 80

約数和(自身を含む): 227164032

約数和(自身を除く): 148802672

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 176, 220, 280, 308, 385, 440, 560, 616, 770, 880, 1232, 1540, 3080, 6160, 12721, 25442, 50884, 63605, 89047, 101768, 127210, 139931, 178094, 203536, 254420, 279862, 356188, 445235, 508840, 559724, 699655, 712376, 890470, 979517, 1017680, 1119448, 1399310, 1424752, 1780940, 1959034, 2238896, 2798620, 3561880, 3918068, 4897585, 5597240, 7123760, 7836136, 9795170, 11194480, 15672272, 19590340, 39180680, 78361360]

約数ペア:

[(1, 78361360), (2, 39180680), (4, 19590340), (5, 15672272), (7, 11194480), (8, 9795170), (10, 7836136), (11, 7123760), (14, 5597240), (16, 4897585), (20, 3918068), (22, 3561880), (28, 2798620), (35, 2238896), (40, 1959034), (44, 1780940), (55, 1424752), (56, 1399310), (70, 1119448), (77, 1017680), (80, 979517), (88, 890470), (110, 712376), (112, 699655), (140, 559724), (154, 508840), (176, 445235), (220, 356188), (280, 279862), (308, 254420), (385, 203536), (440, 178094), (560, 139931), (616, 127210), (770, 101768), (880, 89047), (1232, 63605), (1540, 50884), (3080, 25442), (6160, 12721)]