31001670

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{349}}^1$

素因数の和:419

約数の個数: 128

約数和(自身を含む): 96768000

約数和(自身を除く): 65766330

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 47, 54, 63, 70, 90, 94, 105, 126, 135, 141, 189, 210, 235, 270, 282, 315, 329, 349, 378, 423, 470, 630, 658, 698, 705, 846, 945, 987, 1047, 1269, 1410, 1645, 1745, 1890, 1974, 2094, 2115, 2443, 2538, 2961, 3141, 3290, 3490, 4230, 4886, 4935, 5235, 5922, 6282, 6345, 7329, 8883, 9423, 9870, 10470, 12215, 12690, 14658, 14805, 15705, 16403, 17766, 18846, 21987, 24430, 29610, 31410, 32806, 36645, 43974, 44415, 47115, 49209, 65961, 73290, 82015, 88830, 94230, 98418, 109935, 114821, 131922, 147627, 164030, 219870, 229642, 246045, 295254, 329805, 344463, 442881, 492090, 574105, 659610, 688926, 738135, 885762, 1033389, 1148210, 1476270, 1722315, 2066778, 2214405, 3100167, 3444630, 4428810, 5166945, 6200334, 10333890, 15500835, 31001670]

約数ペア:

[(1, 31001670), (2, 15500835), (3, 10333890), (5, 6200334), (6, 5166945), (7, 4428810), (9, 3444630), (10, 3100167), (14, 2214405), (15, 2066778), (18, 1722315), (21, 1476270), (27, 1148210), (30, 1033389), (35, 885762), (42, 738135), (45, 688926), (47, 659610), (54, 574105), (63, 492090), (70, 442881), (90, 344463), (94, 329805), (105, 295254), (126, 246045), (135, 229642), (141, 219870), (189, 164030), (210, 147627), (235, 131922), (270, 114821), (282, 109935), (315, 98418), (329, 94230), (349, 88830), (378, 82015), (423, 73290), (470, 65961), (630, 49209), (658, 47115), (698, 44415), (705, 43974), (846, 36645), (945, 32806), (987, 31410), (1047, 29610), (1269, 24430), (1410, 21987), (1645, 18846), (1745, 17766), (1890, 16403), (1974, 15705), (2094, 14805), (2115, 14658), (2443, 12690), (2538, 12215), (2961, 10470), (3141, 9870), (3290, 9423), (3490, 8883), (4230, 7329), (4886, 6345), (4935, 6282), (5235, 5922)]