123295560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{3181}}^1$

素因数の和:3231

約数の個数: 128

約数和(自身を含む): 412387200

約数和(自身を除く): 289091640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 19, 20, 24, 30, 34, 38, 40, 51, 57, 60, 68, 76, 85, 95, 102, 114, 120, 136, 152, 170, 190, 204, 228, 255, 285, 323, 340, 380, 408, 456, 510, 570, 646, 680, 760, 969, 1020, 1140, 1292, 1615, 1938, 2040, 2280, 2584, 3181, 3230, 3876, 4845, 6362, 6460, 7752, 9543, 9690, 12724, 12920, 15905, 19086, 19380, 25448, 31810, 38172, 38760, 47715, 54077, 60439, 63620, 76344, 95430, 108154, 120878, 127240, 162231, 181317, 190860, 216308, 241756, 270385, 302195, 324462, 362634, 381720, 432616, 483512, 540770, 604390, 648924, 725268, 811155, 906585, 1027463, 1081540, 1208780, 1297848, 1450536, 1622310, 1813170, 2054926, 2163080, 2417560, 3082389, 3244620, 3626340, 4109852, 5137315, 6164778, 6489240, 7252680, 8219704, 10274630, 12329556, 15411945, 20549260, 24659112, 30823890, 41098520, 61647780, 123295560]

約数ペア:

[(1, 123295560), (2, 61647780), (3, 41098520), (4, 30823890), (5, 24659112), (6, 20549260), (8, 15411945), (10, 12329556), (12, 10274630), (15, 8219704), (17, 7252680), (19, 6489240), (20, 6164778), (24, 5137315), (30, 4109852), (34, 3626340), (38, 3244620), (40, 3082389), (51, 2417560), (57, 2163080), (60, 2054926), (68, 1813170), (76, 1622310), (85, 1450536), (95, 1297848), (102, 1208780), (114, 1081540), (120, 1027463), (136, 906585), (152, 811155), (170, 725268), (190, 648924), (204, 604390), (228, 540770), (255, 483512), (285, 432616), (323, 381720), (340, 362634), (380, 324462), (408, 302195), (456, 270385), (510, 241756), (570, 216308), (646, 190860), (680, 181317), (760, 162231), (969, 127240), (1020, 120878), (1140, 108154), (1292, 95430), (1615, 76344), (1938, 63620), (2040, 60439), (2280, 54077), (2584, 47715), (3181, 38760), (3230, 38172), (3876, 31810), (4845, 25448), (6362, 19380), (6460, 19086), (7752, 15905), (9543, 12920), (9690, 12724)]