661155840

素因数分解:

$2^{12}\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{211}}^1$

素因数の和:263

約数の個数: 312

約数和(自身を含む): 2438034768

約数和(自身を除く): 1776878928

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 32, 34, 36, 40, 45, 48, 51, 60, 64, 68, 72, 80, 85, 90, 96, 102, 120, 128, 136, 144, 153, 160, 170, 180, 192, 204, 211, 240, 255, 256, 272, 288, 306, 320, 340, 360, 384, 408, 422, 480, 510, 512, 544, 576, 612, 633, 640, 680, 720, 765, 768, 816, 844, 960, 1020, 1024, 1055, 1088, 1152, 1224, 1266, 1280, 1360, 1440, 1530, 1536, 1632, 1688, 1899, 1920, 2040, 2048, 2110, 2176, 2304, 2448, 2532, 2560, 2720, 2880, 3060, 3072, 3165, 3264, 3376, 3587, 3798, 3840, 4080, 4096, 4220, 4352, 4608, 4896, 5064, 5120, 5440, 5760, 6120, 6144, 6330, 6528, 6752, 7174, 7596, 7680, 8160, 8440, 8704, 9216, 9495, 9792, 10128, 10240, 10761, 10880, 11520, 12240, 12288, 12660, 13056, 13504, 14348, 15192, 15360, 16320, 16880, 17408, 17935, 18432, 18990, 19584, 20256, 20480, 21522, 21760, 23040, 24480, 25320, 26112, 27008, 28696, 30384, 30720, 32283, 32640, 33760, 34816, 35870, 36864, 37980, 39168, 40512, 43044, 43520, 46080, 48960, 50640, 52224, 53805, 54016, 57392, 60768, 61440, 64566, 65280, 67520, 69632, 71740, 75960, 78336, 81024, 86088, 87040, 92160, 97920, 101280, 104448, 107610, 108032, 114784, 121536, 129132, 130560, 135040, 143480, 151920, 156672, 161415, 162048, 172176, 174080, 184320, 195840, 202560, 208896, 215220, 216064, 229568, 243072, 258264, 261120, 270080, 286960, 303840, 313344, 322830, 324096, 344352, 348160, 391680, 405120, 430440, 432128, 459136, 486144, 516528, 522240, 540160, 573920, 607680, 626688, 645660, 648192, 688704, 783360, 810240, 860880, 864256, 918272, 972288, 1033056, 1044480, 1080320, 1147840, 1215360, 1291320, 1296384, 1377408, 1566720, 1620480, 1721760, 1836544, 1944576, 2066112, 2160640, 2295680, 2430720, 2582640, 2592768, 2754816, 3133440, 3240960, 3443520, 3673088, 3889152, 4132224, 4321280, 4591360, 4861440, 5165280, 5509632, 6481920, 6887040, 7346176, 7778304, 8264448, 9182720, 9722880, 10330560, 11019264, 12963840, 13774080, 14692352, 16528896, 18365440, 19445760, 20661120, 22038528, 27548160, 33057792, 36730880, 38891520, 41322240, 44077056, 55096320, 66115584, 73461760, 82644480, 110192640, 132231168, 165288960, 220385280, 330577920, 661155840]

約数ペア:

[(1, 661155840), (2, 330577920), (3, 220385280), (4, 165288960), (5, 132231168), (6, 110192640), (8, 82644480), (9, 73461760), (10, 66115584), (12, 55096320), (15, 44077056), (16, 41322240), (17, 38891520), (18, 36730880), (20, 33057792), (24, 27548160), (30, 22038528), (32, 20661120), (34, 19445760), (36, 18365440), (40, 16528896), (45, 14692352), (48, 13774080), (51, 12963840), (60, 11019264), (64, 10330560), (68, 9722880), (72, 9182720), (80, 8264448), (85, 7778304), (90, 7346176), (96, 6887040), (102, 6481920), (120, 5509632), (128, 5165280), (136, 4861440), (144, 4591360), (153, 4321280), (160, 4132224), (170, 3889152), (180, 3673088), (192, 3443520), (204, 3240960), (211, 3133440), (240, 2754816), (255, 2592768), (256, 2582640), (272, 2430720), (288, 2295680), (306, 2160640), (320, 2066112), (340, 1944576), (360, 1836544), (384, 1721760), (408, 1620480), (422, 1566720), (480, 1377408), (510, 1296384), (512, 1291320), (544, 1215360), (576, 1147840), (612, 1080320), (633, 1044480), (640, 1033056), (680, 972288), (720, 918272), (765, 864256), (768, 860880), (816, 810240), (844, 783360), (960, 688704), (1020, 648192), (1024, 645660), (1055, 626688), (1088, 607680), (1152, 573920), (1224, 540160), (1266, 522240), (1280, 516528), (1360, 486144), (1440, 459136), (1530, 432128), (1536, 430440), (1632, 405120), (1688, 391680), (1899, 348160), (1920, 344352), (2040, 324096), (2048, 322830), (2110, 313344), (2176, 303840), (2304, 286960), (2448, 270080), (2532, 261120), (2560, 258264), (2720, 243072), (2880, 229568), (3060, 216064), (3072, 215220), (3165, 208896), (3264, 202560), (3376, 195840), (3587, 184320), (3798, 174080), (3840, 172176), (4080, 162048), (4096, 161415), (4220, 156672), (4352, 151920), (4608, 143480), (4896, 135040), (5064, 130560), (5120, 129132), (5440, 121536), (5760, 114784), (6120, 108032), (6144, 107610), (6330, 104448), (6528, 101280), (6752, 97920), (7174, 92160), (7596, 87040), (7680, 86088), (8160, 81024), (8440, 78336), (8704, 75960), (9216, 71740), (9495, 69632), (9792, 67520), (10128, 65280), (10240, 64566), (10761, 61440), (10880, 60768), (11520, 57392), (12240, 54016), (12288, 53805), (12660, 52224), (13056, 50640), (13504, 48960), (14348, 46080), (15192, 43520), (15360, 43044), (16320, 40512), (16880, 39168), (17408, 37980), (17935, 36864), (18432, 35870), (18990, 34816), (19584, 33760), (20256, 32640), (20480, 32283), (21522, 30720), (21760, 30384), (23040, 28696), (24480, 27008), (25320, 26112)]