20162470216

素因数分解:

$2^3\times 7^3\times {\mathrm{47}}^1\times {\mathrm{127}}^1\times {\mathrm{1231}}^1$

素因数の和:1432

約数の個数: 128

約数和(自身を含む): 45416448000

約数和(自身を除く): 25253977784

約数列:

[1, 2, 4, 7, 8, 14, 28, 47, 49, 56, 94, 98, 127, 188, 196, 254, 329, 343, 376, 392, 508, 658, 686, 889, 1016, 1231, 1316, 1372, 1778, 2303, 2462, 2632, 2744, 3556, 4606, 4924, 5969, 6223, 7112, 8617, 9212, 9848, 11938, 12446, 16121, 17234, 18424, 23876, 24892, 32242, 34468, 41783, 43561, 47752, 49784, 57857, 60319, 64484, 68936, 83566, 87122, 115714, 120638, 128968, 156337, 167132, 174244, 231428, 241276, 292481, 312674, 334264, 348488, 404999, 422233, 462856, 482552, 584962, 625348, 809998, 844466, 1094359, 1169924, 1250696, 1619996, 1688932, 2047367, 2188718, 2339848, 2834993, 3239992, 3377864, 4094734, 4377436, 5669986, 7347839, 7660513, 8189468, 8754872, 11339972, 14695678, 15321026, 16378936, 19844951, 22679944, 29391356, 30642052, 39689902, 51434873, 53623591, 58782712, 61284104, 79379804, 102869746, 107247182, 158759608, 205739492, 214494364, 360044111, 411478984, 428988728, 720088222, 1440176444, 2520308777, 2880352888, 5040617554, 10081235108, 20162470216]

約数ペア:

[(1, 20162470216), (2, 10081235108), (4, 5040617554), (7, 2880352888), (8, 2520308777), (14, 1440176444), (28, 720088222), (47, 428988728), (49, 411478984), (56, 360044111), (94, 214494364), (98, 205739492), (127, 158759608), (188, 107247182), (196, 102869746), (254, 79379804), (329, 61284104), (343, 58782712), (376, 53623591), (392, 51434873), (508, 39689902), (658, 30642052), (686, 29391356), (889, 22679944), (1016, 19844951), (1231, 16378936), (1316, 15321026), (1372, 14695678), (1778, 11339972), (2303, 8754872), (2462, 8189468), (2632, 7660513), (2744, 7347839), (3556, 5669986), (4606, 4377436), (4924, 4094734), (5969, 3377864), (6223, 3239992), (7112, 2834993), (8617, 2339848), (9212, 2188718), (9848, 2047367), (11938, 1688932), (12446, 1619996), (16121, 1250696), (17234, 1169924), (18424, 1094359), (23876, 844466), (24892, 809998), (32242, 625348), (34468, 584962), (41783, 482552), (43561, 462856), (47752, 422233), (49784, 404999), (57857, 348488), (60319, 334264), (64484, 312674), (68936, 292481), (83566, 241276), (87122, 231428), (115714, 174244), (120638, 167132), (128968, 156337)]