30851784

素因数分解:

$2^3\times 3^2\times {\mathrm{37}}^2\times {\mathrm{313}}^1$

素因数の和:399

約数の個数: 72

約数和(自身を含む): 86150610

約数和(自身を除く): 55298826

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 37, 72, 74, 111, 148, 222, 296, 313, 333, 444, 626, 666, 888, 939, 1252, 1332, 1369, 1878, 2504, 2664, 2738, 2817, 3756, 4107, 5476, 5634, 7512, 8214, 10952, 11268, 11581, 12321, 16428, 22536, 23162, 24642, 32856, 34743, 46324, 49284, 69486, 92648, 98568, 104229, 138972, 208458, 277944, 416916, 428497, 833832, 856994, 1285491, 1713988, 2570982, 3427976, 3856473, 5141964, 7712946, 10283928, 15425892, 30851784]

約数ペア:

[(1, 30851784), (2, 15425892), (3, 10283928), (4, 7712946), (6, 5141964), (8, 3856473), (9, 3427976), (12, 2570982), (18, 1713988), (24, 1285491), (36, 856994), (37, 833832), (72, 428497), (74, 416916), (111, 277944), (148, 208458), (222, 138972), (296, 104229), (313, 98568), (333, 92648), (444, 69486), (626, 49284), (666, 46324), (888, 34743), (939, 32856), (1252, 24642), (1332, 23162), (1369, 22536), (1878, 16428), (2504, 12321), (2664, 11581), (2738, 11268), (2817, 10952), (3756, 8214), (4107, 7512), (5476, 5634)]