128542128

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{307}}^1$

素因数の和:403

約数の個数: 160

約数和(自身を含む): 397807872

約数和(自身を除く): 269265744

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 16, 22, 24, 26, 33, 39, 44, 48, 52, 61, 66, 78, 88, 104, 122, 132, 143, 156, 176, 183, 208, 244, 264, 286, 307, 312, 366, 429, 488, 528, 572, 614, 624, 671, 732, 793, 858, 921, 976, 1144, 1228, 1342, 1464, 1586, 1716, 1842, 2013, 2288, 2379, 2456, 2684, 2928, 3172, 3377, 3432, 3684, 3991, 4026, 4758, 4912, 5368, 6344, 6754, 6864, 7368, 7982, 8052, 8723, 9516, 10131, 10736, 11973, 12688, 13508, 14736, 15964, 16104, 17446, 18727, 19032, 20262, 23946, 26169, 27016, 31928, 32208, 34892, 37454, 38064, 40524, 43901, 47892, 52338, 54032, 56181, 63856, 69784, 74908, 81048, 87802, 95784, 104676, 112362, 131703, 139568, 149816, 162096, 175604, 191568, 205997, 209352, 224724, 243451, 263406, 299632, 351208, 411994, 418704, 449448, 486902, 526812, 617991, 702416, 730353, 823988, 898896, 973804, 1053624, 1235982, 1460706, 1647976, 1947608, 2107248, 2471964, 2677961, 2921412, 3295952, 3895216, 4943928, 5355922, 5842824, 8033883, 9887856, 10711844, 11685648, 16067766, 21423688, 32135532, 42847376, 64271064, 128542128]

約数ペア:

[(1, 128542128), (2, 64271064), (3, 42847376), (4, 32135532), (6, 21423688), (8, 16067766), (11, 11685648), (12, 10711844), (13, 9887856), (16, 8033883), (22, 5842824), (24, 5355922), (26, 4943928), (33, 3895216), (39, 3295952), (44, 2921412), (48, 2677961), (52, 2471964), (61, 2107248), (66, 1947608), (78, 1647976), (88, 1460706), (104, 1235982), (122, 1053624), (132, 973804), (143, 898896), (156, 823988), (176, 730353), (183, 702416), (208, 617991), (244, 526812), (264, 486902), (286, 449448), (307, 418704), (312, 411994), (366, 351208), (429, 299632), (488, 263406), (528, 243451), (572, 224724), (614, 209352), (624, 205997), (671, 191568), (732, 175604), (793, 162096), (858, 149816), (921, 139568), (976, 131703), (1144, 112362), (1228, 104676), (1342, 95784), (1464, 87802), (1586, 81048), (1716, 74908), (1842, 69784), (2013, 63856), (2288, 56181), (2379, 54032), (2456, 52338), (2684, 47892), (2928, 43901), (3172, 40524), (3377, 38064), (3432, 37454), (3684, 34892), (3991, 32208), (4026, 31928), (4758, 27016), (4912, 26169), (5368, 23946), (6344, 20262), (6754, 19032), (6864, 18727), (7368, 17446), (7982, 16104), (8052, 15964), (8723, 14736), (9516, 13508), (10131, 12688), (10736, 11973)]