255736080

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{15443}}^1$

素因数の和:15485

約数の個数: 120

約数和(自身を含む): 896246208

約数和(自身を除く): 640510128

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 36, 40, 45, 46, 48, 60, 69, 72, 80, 90, 92, 115, 120, 138, 144, 180, 184, 207, 230, 240, 276, 345, 360, 368, 414, 460, 552, 690, 720, 828, 920, 1035, 1104, 1380, 1656, 1840, 2070, 2760, 3312, 4140, 5520, 8280, 15443, 16560, 30886, 46329, 61772, 77215, 92658, 123544, 138987, 154430, 185316, 231645, 247088, 277974, 308860, 355189, 370632, 463290, 555948, 617720, 694935, 710378, 741264, 926580, 1065567, 1111896, 1235440, 1389870, 1420756, 1775945, 1853160, 2131134, 2223792, 2779740, 2841512, 3196701, 3551890, 3706320, 4262268, 5327835, 5559480, 5683024, 6393402, 7103780, 8524536, 10655670, 11118960, 12786804, 14207560, 15983505, 17049072, 21311340, 25573608, 28415120, 31967010, 42622680, 51147216, 63934020, 85245360, 127868040, 255736080]

約数ペア:

[(1, 255736080), (2, 127868040), (3, 85245360), (4, 63934020), (5, 51147216), (6, 42622680), (8, 31967010), (9, 28415120), (10, 25573608), (12, 21311340), (15, 17049072), (16, 15983505), (18, 14207560), (20, 12786804), (23, 11118960), (24, 10655670), (30, 8524536), (36, 7103780), (40, 6393402), (45, 5683024), (46, 5559480), (48, 5327835), (60, 4262268), (69, 3706320), (72, 3551890), (80, 3196701), (90, 2841512), (92, 2779740), (115, 2223792), (120, 2131134), (138, 1853160), (144, 1775945), (180, 1420756), (184, 1389870), (207, 1235440), (230, 1111896), (240, 1065567), (276, 926580), (345, 741264), (360, 710378), (368, 694935), (414, 617720), (460, 555948), (552, 463290), (690, 370632), (720, 355189), (828, 308860), (920, 277974), (1035, 247088), (1104, 231645), (1380, 185316), (1656, 154430), (1840, 138987), (2070, 123544), (2760, 92658), (3312, 77215), (4140, 61772), (5520, 46329), (8280, 30886), (15443, 16560)]