311074060

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{191}}^1\times {\mathrm{673}}^1$

素因数の和:895

約数の個数: 72

約数和(自身を含む): 722873088

約数和(自身を除く): 411799028

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 191, 220, 242, 382, 484, 605, 673, 764, 955, 1210, 1346, 1910, 2101, 2420, 2692, 3365, 3820, 4202, 6730, 7403, 8404, 10505, 13460, 14806, 21010, 23111, 29612, 37015, 42020, 46222, 74030, 81433, 92444, 115555, 128543, 148060, 162866, 231110, 257086, 325732, 407165, 462220, 514172, 642715, 814330, 1285430, 1413973, 1628660, 2570860, 2827946, 5655892, 7069865, 14139730, 15553703, 28279460, 31107406, 62214812, 77768515, 155537030, 311074060]

約数ペア:

[(1, 311074060), (2, 155537030), (4, 77768515), (5, 62214812), (10, 31107406), (11, 28279460), (20, 15553703), (22, 14139730), (44, 7069865), (55, 5655892), (110, 2827946), (121, 2570860), (191, 1628660), (220, 1413973), (242, 1285430), (382, 814330), (484, 642715), (605, 514172), (673, 462220), (764, 407165), (955, 325732), (1210, 257086), (1346, 231110), (1910, 162866), (2101, 148060), (2420, 128543), (2692, 115555), (3365, 92444), (3820, 81433), (4202, 74030), (6730, 46222), (7403, 42020), (8404, 37015), (10505, 29612), (13460, 23111), (14806, 21010)]