128121552

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{769}}^1$

素因数の和:885

約数の個数: 120

約数和(自身を含む): 390990600

約数和(自身を除く): 262869048

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 89, 104, 117, 144, 156, 178, 208, 234, 267, 312, 356, 468, 534, 624, 712, 769, 801, 936, 1068, 1157, 1424, 1538, 1602, 1872, 2136, 2307, 2314, 3076, 3204, 3471, 4272, 4614, 4628, 6152, 6408, 6921, 6942, 9228, 9256, 9997, 10413, 12304, 12816, 13842, 13884, 18456, 18512, 19994, 20826, 27684, 27768, 29991, 36912, 39988, 41652, 55368, 55536, 59982, 68441, 79976, 83304, 89973, 110736, 119964, 136882, 159952, 166608, 179946, 205323, 239928, 273764, 359892, 410646, 479856, 547528, 615969, 719784, 821292, 889733, 1095056, 1231938, 1439568, 1642584, 1779466, 2463876, 2669199, 3285168, 3558932, 4927752, 5338398, 7117864, 8007597, 9855504, 10676796, 14235728, 16015194, 21353592, 32030388, 42707184, 64060776, 128121552]

約数ペア:

[(1, 128121552), (2, 64060776), (3, 42707184), (4, 32030388), (6, 21353592), (8, 16015194), (9, 14235728), (12, 10676796), (13, 9855504), (16, 8007597), (18, 7117864), (24, 5338398), (26, 4927752), (36, 3558932), (39, 3285168), (48, 2669199), (52, 2463876), (72, 1779466), (78, 1642584), (89, 1439568), (104, 1231938), (117, 1095056), (144, 889733), (156, 821292), (178, 719784), (208, 615969), (234, 547528), (267, 479856), (312, 410646), (356, 359892), (468, 273764), (534, 239928), (624, 205323), (712, 179946), (769, 166608), (801, 159952), (936, 136882), (1068, 119964), (1157, 110736), (1424, 89973), (1538, 83304), (1602, 79976), (1872, 68441), (2136, 59982), (2307, 55536), (2314, 55368), (3076, 41652), (3204, 39988), (3471, 36912), (4272, 29991), (4614, 27768), (4628, 27684), (6152, 20826), (6408, 19994), (6921, 18512), (6942, 18456), (9228, 13884), (9256, 13842), (9997, 12816), (10413, 12304)]