30487996

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{179}}^1$

素因数の和:287

約数の個数: 72

約数和(自身を含む): 68947200

約数和(自身を除く): 38459204

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 79, 98, 154, 158, 179, 196, 308, 316, 358, 539, 553, 716, 869, 1078, 1106, 1253, 1738, 1969, 2156, 2212, 2506, 3476, 3871, 3938, 5012, 6083, 7742, 7876, 8771, 12166, 13783, 14141, 15484, 17542, 24332, 27566, 28282, 35084, 42581, 55132, 56564, 85162, 96481, 98987, 155551, 170324, 192962, 197974, 311102, 385924, 395948, 622204, 692909, 1088857, 1385818, 2177714, 2771636, 4355428, 7621999, 15243998, 30487996]

約数ペア:

[(1, 30487996), (2, 15243998), (4, 7621999), (7, 4355428), (11, 2771636), (14, 2177714), (22, 1385818), (28, 1088857), (44, 692909), (49, 622204), (77, 395948), (79, 385924), (98, 311102), (154, 197974), (158, 192962), (179, 170324), (196, 155551), (308, 98987), (316, 96481), (358, 85162), (539, 56564), (553, 55132), (716, 42581), (869, 35084), (1078, 28282), (1106, 27566), (1253, 24332), (1738, 17542), (1969, 15484), (2156, 14141), (2212, 13783), (2506, 12166), (3476, 8771), (3871, 7876), (3938, 7742), (5012, 6083)]