478168236

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{643}}^1$

素因数の和:900

約数の個数: 144

約数和(自身を含む): 1496511744

約数和(自身を除く): 1018343508

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 63, 78, 84, 91, 117, 126, 156, 182, 227, 234, 252, 273, 364, 454, 468, 546, 643, 681, 819, 908, 1092, 1286, 1362, 1589, 1638, 1929, 2043, 2572, 2724, 2951, 3178, 3276, 3858, 4086, 4501, 4767, 5787, 5902, 6356, 7716, 8172, 8359, 8853, 9002, 9534, 11574, 11804, 13503, 14301, 16718, 17706, 18004, 19068, 20657, 23148, 25077, 26559, 27006, 28602, 33436, 35412, 40509, 41314, 50154, 53118, 54012, 57204, 58513, 61971, 75231, 81018, 82628, 100308, 106236, 117026, 123942, 145961, 150462, 162036, 175539, 185913, 234052, 247884, 291922, 300924, 351078, 371826, 437883, 526617, 583844, 702156, 743652, 875766, 1021727, 1053234, 1313649, 1751532, 1897493, 2043454, 2106468, 2627298, 3065181, 3794986, 4086908, 5254596, 5692479, 6130362, 7589972, 9195543, 11384958, 12260724, 13282451, 17077437, 18391086, 22769916, 26564902, 34154874, 36782172, 39847353, 53129804, 68309748, 79694706, 119542059, 159389412, 239084118, 478168236]

約数ペア:

[(1, 478168236), (2, 239084118), (3, 159389412), (4, 119542059), (6, 79694706), (7, 68309748), (9, 53129804), (12, 39847353), (13, 36782172), (14, 34154874), (18, 26564902), (21, 22769916), (26, 18391086), (28, 17077437), (36, 13282451), (39, 12260724), (42, 11384958), (52, 9195543), (63, 7589972), (78, 6130362), (84, 5692479), (91, 5254596), (117, 4086908), (126, 3794986), (156, 3065181), (182, 2627298), (227, 2106468), (234, 2043454), (252, 1897493), (273, 1751532), (364, 1313649), (454, 1053234), (468, 1021727), (546, 875766), (643, 743652), (681, 702156), (819, 583844), (908, 526617), (1092, 437883), (1286, 371826), (1362, 351078), (1589, 300924), (1638, 291922), (1929, 247884), (2043, 234052), (2572, 185913), (2724, 175539), (2951, 162036), (3178, 150462), (3276, 145961), (3858, 123942), (4086, 117026), (4501, 106236), (4767, 100308), (5787, 82628), (5902, 81018), (6356, 75231), (7716, 61971), (8172, 58513), (8359, 57204), (8853, 54012), (9002, 53118), (9534, 50154), (11574, 41314), (11804, 40509), (13503, 35412), (14301, 33436), (16718, 28602), (17706, 27006), (18004, 26559), (19068, 25077), (20657, 23148)]