73128960

素因数分解:

$2^{10}\times 3^3\times 5^1\times {\mathrm{23}}^2$

素因数の和:80

約数の個数: 264

約数和(自身を含む): 271677840

約数和(自身を除く): 198548880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 27, 30, 32, 36, 40, 45, 46, 48, 54, 60, 64, 69, 72, 80, 90, 92, 96, 108, 115, 120, 128, 135, 138, 144, 160, 180, 184, 192, 207, 216, 230, 240, 256, 270, 276, 288, 320, 345, 360, 368, 384, 414, 432, 460, 480, 512, 529, 540, 552, 576, 621, 640, 690, 720, 736, 768, 828, 864, 920, 960, 1024, 1035, 1058, 1080, 1104, 1152, 1242, 1280, 1380, 1440, 1472, 1536, 1587, 1656, 1728, 1840, 1920, 2070, 2116, 2160, 2208, 2304, 2484, 2560, 2645, 2760, 2880, 2944, 3072, 3105, 3174, 3312, 3456, 3680, 3840, 4140, 4232, 4320, 4416, 4608, 4761, 4968, 5120, 5290, 5520, 5760, 5888, 6210, 6348, 6624, 6912, 7360, 7680, 7935, 8280, 8464, 8640, 8832, 9216, 9522, 9936, 10580, 11040, 11520, 11776, 12420, 12696, 13248, 13824, 14283, 14720, 15360, 15870, 16560, 16928, 17280, 17664, 19044, 19872, 21160, 22080, 23040, 23552, 23805, 24840, 25392, 26496, 27648, 28566, 29440, 31740, 33120, 33856, 34560, 35328, 38088, 39744, 42320, 44160, 46080, 47610, 49680, 50784, 52992, 57132, 58880, 63480, 66240, 67712, 69120, 70656, 71415, 76176, 79488, 84640, 88320, 95220, 99360, 101568, 105984, 114264, 117760, 126960, 132480, 135424, 138240, 142830, 152352, 158976, 169280, 176640, 190440, 198720, 203136, 211968, 228528, 253920, 264960, 270848, 285660, 304704, 317952, 338560, 353280, 380880, 397440, 406272, 457056, 507840, 529920, 541696, 571320, 609408, 635904, 677120, 761760, 794880, 812544, 914112, 1015680, 1059840, 1142640, 1218816, 1354240, 1523520, 1589760, 1625088, 1828224, 2031360, 2285280, 2437632, 2708480, 3047040, 3179520, 3656448, 4062720, 4570560, 4875264, 6094080, 7312896, 8125440, 9141120, 12188160, 14625792, 18282240, 24376320, 36564480, 73128960]

約数ペア:

[(1, 73128960), (2, 36564480), (3, 24376320), (4, 18282240), (5, 14625792), (6, 12188160), (8, 9141120), (9, 8125440), (10, 7312896), (12, 6094080), (15, 4875264), (16, 4570560), (18, 4062720), (20, 3656448), (23, 3179520), (24, 3047040), (27, 2708480), (30, 2437632), (32, 2285280), (36, 2031360), (40, 1828224), (45, 1625088), (46, 1589760), (48, 1523520), (54, 1354240), (60, 1218816), (64, 1142640), (69, 1059840), (72, 1015680), (80, 914112), (90, 812544), (92, 794880), (96, 761760), (108, 677120), (115, 635904), (120, 609408), (128, 571320), (135, 541696), (138, 529920), (144, 507840), (160, 457056), (180, 406272), (184, 397440), (192, 380880), (207, 353280), (216, 338560), (230, 317952), (240, 304704), (256, 285660), (270, 270848), (276, 264960), (288, 253920), (320, 228528), (345, 211968), (360, 203136), (368, 198720), (384, 190440), (414, 176640), (432, 169280), (460, 158976), (480, 152352), (512, 142830), (529, 138240), (540, 135424), (552, 132480), (576, 126960), (621, 117760), (640, 114264), (690, 105984), (720, 101568), (736, 99360), (768, 95220), (828, 88320), (864, 84640), (920, 79488), (960, 76176), (1024, 71415), (1035, 70656), (1058, 69120), (1080, 67712), (1104, 66240), (1152, 63480), (1242, 58880), (1280, 57132), (1380, 52992), (1440, 50784), (1472, 49680), (1536, 47610), (1587, 46080), (1656, 44160), (1728, 42320), (1840, 39744), (1920, 38088), (2070, 35328), (2116, 34560), (2160, 33856), (2208, 33120), (2304, 31740), (2484, 29440), (2560, 28566), (2645, 27648), (2760, 26496), (2880, 25392), (2944, 24840), (3072, 23805), (3105, 23552), (3174, 23040), (3312, 22080), (3456, 21160), (3680, 19872), (3840, 19044), (4140, 17664), (4232, 17280), (4320, 16928), (4416, 16560), (4608, 15870), (4761, 15360), (4968, 14720), (5120, 14283), (5290, 13824), (5520, 13248), (5760, 12696), (5888, 12420), (6210, 11776), (6348, 11520), (6624, 11040), (6912, 10580), (7360, 9936), (7680, 9522), (7935, 9216), (8280, 8832), (8464, 8640)]