216859888

素因数分解:

$2^4\times 7^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{307}}^1$

素因数の和:399

約数の個数: 120

約数和(自身を含む): 528997392

約数和(自身を除く): 312137504

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 49, 53, 56, 68, 98, 106, 112, 119, 136, 196, 212, 238, 272, 307, 371, 392, 424, 476, 614, 742, 784, 833, 848, 901, 952, 1228, 1484, 1666, 1802, 1904, 2149, 2456, 2597, 2968, 3332, 3604, 4298, 4912, 5194, 5219, 5936, 6307, 6664, 7208, 8596, 10388, 10438, 12614, 13328, 14416, 15043, 16271, 17192, 20776, 20876, 25228, 30086, 32542, 34384, 36533, 41552, 41752, 44149, 50456, 60172, 65084, 73066, 83504, 88298, 100912, 113897, 120344, 130168, 146132, 176596, 227794, 240688, 255731, 260336, 276607, 292264, 353192, 455588, 511462, 553214, 584528, 706384, 797279, 911176, 1022924, 1106428, 1594558, 1822352, 1936249, 2045848, 2212856, 3189116, 3872498, 4091696, 4425712, 6378232, 7744996, 12756464, 13553743, 15489992, 27107486, 30979984, 54214972, 108429944, 216859888]

約数ペア:

[(1, 216859888), (2, 108429944), (4, 54214972), (7, 30979984), (8, 27107486), (14, 15489992), (16, 13553743), (17, 12756464), (28, 7744996), (34, 6378232), (49, 4425712), (53, 4091696), (56, 3872498), (68, 3189116), (98, 2212856), (106, 2045848), (112, 1936249), (119, 1822352), (136, 1594558), (196, 1106428), (212, 1022924), (238, 911176), (272, 797279), (307, 706384), (371, 584528), (392, 553214), (424, 511462), (476, 455588), (614, 353192), (742, 292264), (784, 276607), (833, 260336), (848, 255731), (901, 240688), (952, 227794), (1228, 176596), (1484, 146132), (1666, 130168), (1802, 120344), (1904, 113897), (2149, 100912), (2456, 88298), (2597, 83504), (2968, 73066), (3332, 65084), (3604, 60172), (4298, 50456), (4912, 44149), (5194, 41752), (5219, 41552), (5936, 36533), (6307, 34384), (6664, 32542), (7208, 30086), (8596, 25228), (10388, 20876), (10438, 20776), (12614, 17192), (13328, 16271), (14416, 15043)]