1999213440

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{7829}}^1$

素因数の和:7877

約数の個数: 256

約数和(自身を含む): 7667136000

約数和(自身を除く): 5667922560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 30, 32, 35, 38, 40, 42, 48, 56, 57, 60, 64, 70, 76, 80, 84, 95, 96, 105, 112, 114, 120, 128, 133, 140, 152, 160, 168, 190, 192, 210, 224, 228, 240, 266, 280, 285, 304, 320, 336, 380, 384, 399, 420, 448, 456, 480, 532, 560, 570, 608, 640, 665, 672, 760, 798, 840, 896, 912, 960, 1064, 1120, 1140, 1216, 1330, 1344, 1520, 1596, 1680, 1824, 1920, 1995, 2128, 2240, 2280, 2432, 2660, 2688, 3040, 3192, 3360, 3648, 3990, 4256, 4480, 4560, 5320, 6080, 6384, 6720, 7296, 7829, 7980, 8512, 9120, 10640, 12160, 12768, 13440, 15658, 15960, 17024, 18240, 21280, 23487, 25536, 31316, 31920, 36480, 39145, 42560, 46974, 51072, 54803, 62632, 63840, 78290, 85120, 93948, 109606, 117435, 125264, 127680, 148751, 156580, 164409, 187896, 219212, 234870, 250528, 255360, 274015, 297502, 313160, 328818, 375792, 438424, 446253, 469740, 501056, 548030, 595004, 626320, 657636, 743755, 751584, 822045, 876848, 892506, 939480, 1002112, 1041257, 1096060, 1190008, 1252640, 1315272, 1487510, 1503168, 1644090, 1753696, 1785012, 1878960, 2082514, 2192120, 2231265, 2380016, 2505280, 2630544, 2975020, 3006336, 3123771, 3288180, 3507392, 3570024, 3757920, 4165028, 4384240, 4462530, 4760032, 5010560, 5206285, 5261088, 5950040, 6247542, 6576360, 7014784, 7140048, 7515840, 8330056, 8768480, 8925060, 9520064, 10412570, 10522176, 11900080, 12495084, 13152720, 14280096, 15031680, 15618855, 16660112, 17536960, 17850120, 19040128, 20825140, 21044352, 23800160, 24990168, 26305440, 28560192, 31237710, 33320224, 35073920, 35700240, 41650280, 47600320, 49980336, 52610880, 57120384, 62475420, 66640448, 71400480, 83300560, 95200640, 99960672, 105221760, 124950840, 133280896, 142800960, 166601120, 199921344, 249901680, 285601920, 333202240, 399842688, 499803360, 666404480, 999606720, 1999213440]

約数ペア:

[(1, 1999213440), (2, 999606720), (3, 666404480), (4, 499803360), (5, 399842688), (6, 333202240), (7, 285601920), (8, 249901680), (10, 199921344), (12, 166601120), (14, 142800960), (15, 133280896), (16, 124950840), (19, 105221760), (20, 99960672), (21, 95200640), (24, 83300560), (28, 71400480), (30, 66640448), (32, 62475420), (35, 57120384), (38, 52610880), (40, 49980336), (42, 47600320), (48, 41650280), (56, 35700240), (57, 35073920), (60, 33320224), (64, 31237710), (70, 28560192), (76, 26305440), (80, 24990168), (84, 23800160), (95, 21044352), (96, 20825140), (105, 19040128), (112, 17850120), (114, 17536960), (120, 16660112), (128, 15618855), (133, 15031680), (140, 14280096), (152, 13152720), (160, 12495084), (168, 11900080), (190, 10522176), (192, 10412570), (210, 9520064), (224, 8925060), (228, 8768480), (240, 8330056), (266, 7515840), (280, 7140048), (285, 7014784), (304, 6576360), (320, 6247542), (336, 5950040), (380, 5261088), (384, 5206285), (399, 5010560), (420, 4760032), (448, 4462530), (456, 4384240), (480, 4165028), (532, 3757920), (560, 3570024), (570, 3507392), (608, 3288180), (640, 3123771), (665, 3006336), (672, 2975020), (760, 2630544), (798, 2505280), (840, 2380016), (896, 2231265), (912, 2192120), (960, 2082514), (1064, 1878960), (1120, 1785012), (1140, 1753696), (1216, 1644090), (1330, 1503168), (1344, 1487510), (1520, 1315272), (1596, 1252640), (1680, 1190008), (1824, 1096060), (1920, 1041257), (1995, 1002112), (2128, 939480), (2240, 892506), (2280, 876848), (2432, 822045), (2660, 751584), (2688, 743755), (3040, 657636), (3192, 626320), (3360, 595004), (3648, 548030), (3990, 501056), (4256, 469740), (4480, 446253), (4560, 438424), (5320, 375792), (6080, 328818), (6384, 313160), (6720, 297502), (7296, 274015), (7829, 255360), (7980, 250528), (8512, 234870), (9120, 219212), (10640, 187896), (12160, 164409), (12768, 156580), (13440, 148751), (15658, 127680), (15960, 125264), (17024, 117435), (18240, 109606), (21280, 93948), (23487, 85120), (25536, 78290), (31316, 63840), (31920, 62632), (36480, 54803), (39145, 51072), (42560, 46974)]