647472528

素因数分解:

$2^4\times 3^5\times {\mathrm{241}}^1\times {\mathrm{691}}^1$

素因数の和:955

約数の個数: 120

約数和(自身を含む): 1889663776

約数和(自身を除く): 1242191248

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 81, 108, 144, 162, 216, 241, 243, 324, 432, 482, 486, 648, 691, 723, 964, 972, 1296, 1382, 1446, 1928, 1944, 2073, 2169, 2764, 2892, 3856, 3888, 4146, 4338, 5528, 5784, 6219, 6507, 8292, 8676, 11056, 11568, 12438, 13014, 16584, 17352, 18657, 19521, 24876, 26028, 33168, 34704, 37314, 39042, 49752, 52056, 55971, 58563, 74628, 78084, 99504, 104112, 111942, 117126, 149256, 156168, 166531, 167913, 223884, 234252, 298512, 312336, 333062, 335826, 447768, 468504, 499593, 666124, 671652, 895536, 937008, 999186, 1332248, 1343304, 1498779, 1998372, 2664496, 2686608, 2997558, 3996744, 4496337, 5995116, 7993488, 8992674, 11990232, 13489011, 17985348, 23980464, 26978022, 35970696, 40467033, 53956044, 71941392, 80934066, 107912088, 161868132, 215824176, 323736264, 647472528]

約数ペア:

[(1, 647472528), (2, 323736264), (3, 215824176), (4, 161868132), (6, 107912088), (8, 80934066), (9, 71941392), (12, 53956044), (16, 40467033), (18, 35970696), (24, 26978022), (27, 23980464), (36, 17985348), (48, 13489011), (54, 11990232), (72, 8992674), (81, 7993488), (108, 5995116), (144, 4496337), (162, 3996744), (216, 2997558), (241, 2686608), (243, 2664496), (324, 1998372), (432, 1498779), (482, 1343304), (486, 1332248), (648, 999186), (691, 937008), (723, 895536), (964, 671652), (972, 666124), (1296, 499593), (1382, 468504), (1446, 447768), (1928, 335826), (1944, 333062), (2073, 312336), (2169, 298512), (2764, 234252), (2892, 223884), (3856, 167913), (3888, 166531), (4146, 156168), (4338, 149256), (5528, 117126), (5784, 111942), (6219, 104112), (6507, 99504), (8292, 78084), (8676, 74628), (11056, 58563), (11568, 55971), (12438, 52056), (13014, 49752), (16584, 39042), (17352, 37314), (18657, 34704), (19521, 33168), (24876, 26028)]