311904810

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{227}}^1\times {\mathrm{727}}^1$

素因数の和:977

約数の個数: 128

約数和(自身を含む): 956067840

約数和(自身を除く): 644163030

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 227, 270, 315, 378, 454, 630, 681, 727, 945, 1135, 1362, 1454, 1589, 1890, 2043, 2181, 2270, 3178, 3405, 3635, 4086, 4362, 4767, 5089, 6129, 6543, 6810, 7270, 7945, 9534, 10178, 10215, 10905, 12258, 13086, 14301, 15267, 15890, 19629, 20430, 21810, 23835, 25445, 28602, 30534, 30645, 32715, 39258, 42903, 45801, 47670, 50890, 61290, 65430, 71505, 76335, 85806, 91602, 98145, 137403, 143010, 152670, 165029, 196290, 214515, 229005, 274806, 330058, 429030, 458010, 495087, 687015, 825145, 990174, 1155203, 1374030, 1485261, 1650290, 2310406, 2475435, 2970522, 3465609, 4455783, 4950870, 5776015, 6931218, 7426305, 8911566, 10396827, 11552030, 14852610, 17328045, 20793654, 22278915, 31190481, 34656090, 44557830, 51984135, 62380962, 103968270, 155952405, 311904810]

約数ペア:

[(1, 311904810), (2, 155952405), (3, 103968270), (5, 62380962), (6, 51984135), (7, 44557830), (9, 34656090), (10, 31190481), (14, 22278915), (15, 20793654), (18, 17328045), (21, 14852610), (27, 11552030), (30, 10396827), (35, 8911566), (42, 7426305), (45, 6931218), (54, 5776015), (63, 4950870), (70, 4455783), (90, 3465609), (105, 2970522), (126, 2475435), (135, 2310406), (189, 1650290), (210, 1485261), (227, 1374030), (270, 1155203), (315, 990174), (378, 825145), (454, 687015), (630, 495087), (681, 458010), (727, 429030), (945, 330058), (1135, 274806), (1362, 229005), (1454, 214515), (1589, 196290), (1890, 165029), (2043, 152670), (2181, 143010), (2270, 137403), (3178, 98145), (3405, 91602), (3635, 85806), (4086, 76335), (4362, 71505), (4767, 65430), (5089, 61290), (6129, 50890), (6543, 47670), (6810, 45801), (7270, 42903), (7945, 39258), (9534, 32715), (10178, 30645), (10215, 30534), (10905, 28602), (12258, 25445), (13086, 23835), (14301, 21810), (15267, 20430), (15890, 19629)]