31139568

素因数分解:

$2^4\times 3^2\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1$

素因数の和:211

約数の個数: 120

約数和(自身を含む): 91922688

約数和(自身を除く): 60783120

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 43, 47, 48, 72, 86, 94, 107, 129, 141, 144, 172, 188, 214, 258, 282, 321, 344, 376, 387, 423, 428, 516, 564, 642, 688, 752, 774, 846, 856, 963, 1032, 1128, 1284, 1548, 1692, 1712, 1926, 2021, 2064, 2256, 2568, 3096, 3384, 3852, 4042, 4601, 5029, 5136, 6063, 6192, 6768, 7704, 8084, 9202, 10058, 12126, 13803, 15087, 15408, 16168, 18189, 18404, 20116, 24252, 27606, 30174, 32336, 36378, 36808, 40232, 41409, 45261, 48504, 55212, 60348, 72756, 73616, 80464, 82818, 90522, 97008, 110424, 120696, 145512, 165636, 181044, 216247, 220848, 241392, 291024, 331272, 362088, 432494, 648741, 662544, 724176, 864988, 1297482, 1729976, 1946223, 2594964, 3459952, 3892446, 5189928, 7784892, 10379856, 15569784, 31139568]

約数ペア:

[(1, 31139568), (2, 15569784), (3, 10379856), (4, 7784892), (6, 5189928), (8, 3892446), (9, 3459952), (12, 2594964), (16, 1946223), (18, 1729976), (24, 1297482), (36, 864988), (43, 724176), (47, 662544), (48, 648741), (72, 432494), (86, 362088), (94, 331272), (107, 291024), (129, 241392), (141, 220848), (144, 216247), (172, 181044), (188, 165636), (214, 145512), (258, 120696), (282, 110424), (321, 97008), (344, 90522), (376, 82818), (387, 80464), (423, 73616), (428, 72756), (516, 60348), (564, 55212), (642, 48504), (688, 45261), (752, 41409), (774, 40232), (846, 36808), (856, 36378), (963, 32336), (1032, 30174), (1128, 27606), (1284, 24252), (1548, 20116), (1692, 18404), (1712, 18189), (1926, 16168), (2021, 15408), (2064, 15087), (2256, 13803), (2568, 12126), (3096, 10058), (3384, 9202), (3852, 8084), (4042, 7704), (4601, 6768), (5029, 6192), (5136, 6063)]