261184320

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{3943}}^1$

素因数の和:3989

約数の個数: 168

約数和(自身を含む): 937662336

約数和(自身を除く): 676478016

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 32, 36, 40, 45, 46, 48, 60, 64, 69, 72, 80, 90, 92, 96, 115, 120, 138, 144, 160, 180, 184, 192, 207, 230, 240, 276, 288, 320, 345, 360, 368, 414, 460, 480, 552, 576, 690, 720, 736, 828, 920, 960, 1035, 1104, 1380, 1440, 1472, 1656, 1840, 2070, 2208, 2760, 2880, 3312, 3680, 3943, 4140, 4416, 5520, 6624, 7360, 7886, 8280, 11040, 11829, 13248, 15772, 16560, 19715, 22080, 23658, 31544, 33120, 35487, 39430, 47316, 59145, 63088, 66240, 70974, 78860, 90689, 94632, 118290, 126176, 141948, 157720, 177435, 181378, 189264, 236580, 252352, 272067, 283896, 315440, 354870, 362756, 378528, 453445, 473160, 544134, 567792, 630880, 709740, 725512, 757056, 816201, 906890, 946320, 1088268, 1135584, 1261760, 1360335, 1419480, 1451024, 1632402, 1813780, 1892640, 2176536, 2271168, 2720670, 2838960, 2902048, 3264804, 3627560, 3785280, 4081005, 4353072, 5441340, 5677920, 5804096, 6529608, 7255120, 8162010, 8706144, 10882680, 11355840, 13059216, 14510240, 16324020, 17412288, 21765360, 26118432, 29020480, 32648040, 43530720, 52236864, 65296080, 87061440, 130592160, 261184320]

約数ペア:

[(1, 261184320), (2, 130592160), (3, 87061440), (4, 65296080), (5, 52236864), (6, 43530720), (8, 32648040), (9, 29020480), (10, 26118432), (12, 21765360), (15, 17412288), (16, 16324020), (18, 14510240), (20, 13059216), (23, 11355840), (24, 10882680), (30, 8706144), (32, 8162010), (36, 7255120), (40, 6529608), (45, 5804096), (46, 5677920), (48, 5441340), (60, 4353072), (64, 4081005), (69, 3785280), (72, 3627560), (80, 3264804), (90, 2902048), (92, 2838960), (96, 2720670), (115, 2271168), (120, 2176536), (138, 1892640), (144, 1813780), (160, 1632402), (180, 1451024), (184, 1419480), (192, 1360335), (207, 1261760), (230, 1135584), (240, 1088268), (276, 946320), (288, 906890), (320, 816201), (345, 757056), (360, 725512), (368, 709740), (414, 630880), (460, 567792), (480, 544134), (552, 473160), (576, 453445), (690, 378528), (720, 362756), (736, 354870), (828, 315440), (920, 283896), (960, 272067), (1035, 252352), (1104, 236580), (1380, 189264), (1440, 181378), (1472, 177435), (1656, 157720), (1840, 141948), (2070, 126176), (2208, 118290), (2760, 94632), (2880, 90689), (3312, 78860), (3680, 70974), (3943, 66240), (4140, 63088), (4416, 59145), (5520, 47316), (6624, 39430), (7360, 35487), (7886, 33120), (8280, 31544), (11040, 23658), (11829, 22080), (13248, 19715), (15772, 16560)]