1637640480

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{21191}}^1$

素因数の和:21239

約数の個数: 192

約数和(自身を含む): 6152122368

約数和(自身を除く): 4514481888

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 23, 24, 28, 30, 32, 35, 40, 42, 46, 48, 56, 60, 69, 70, 80, 84, 92, 96, 105, 112, 115, 120, 138, 140, 160, 161, 168, 184, 210, 224, 230, 240, 276, 280, 322, 336, 345, 368, 420, 460, 480, 483, 552, 560, 644, 672, 690, 736, 805, 840, 920, 966, 1104, 1120, 1288, 1380, 1610, 1680, 1840, 1932, 2208, 2415, 2576, 2760, 3220, 3360, 3680, 3864, 4830, 5152, 5520, 6440, 7728, 9660, 11040, 12880, 15456, 19320, 21191, 25760, 38640, 42382, 63573, 77280, 84764, 105955, 127146, 148337, 169528, 211910, 254292, 296674, 317865, 339056, 423820, 445011, 487393, 508584, 593348, 635730, 678112, 741685, 847640, 890022, 974786, 1017168, 1186696, 1271460, 1462179, 1483370, 1695280, 1780044, 1949572, 2034336, 2225055, 2373392, 2436965, 2542920, 2924358, 2966740, 3390560, 3411751, 3560088, 3899144, 4450110, 4746784, 4873930, 5085840, 5848716, 5933480, 6823502, 7120176, 7310895, 7798288, 8900220, 9747860, 10171680, 10235253, 11697432, 11866960, 13647004, 14240352, 14621790, 15596576, 17058755, 17800440, 19495720, 20470506, 23394864, 23733920, 27294008, 29243580, 34117510, 35600880, 38991440, 40941012, 46789728, 51176265, 54588016, 58487160, 68235020, 71201760, 77982880, 81882024, 102352530, 109176032, 116974320, 136470040, 163764048, 204705060, 233948640, 272940080, 327528096, 409410120, 545880160, 818820240, 1637640480]

約数ペア:

[(1, 1637640480), (2, 818820240), (3, 545880160), (4, 409410120), (5, 327528096), (6, 272940080), (7, 233948640), (8, 204705060), (10, 163764048), (12, 136470040), (14, 116974320), (15, 109176032), (16, 102352530), (20, 81882024), (21, 77982880), (23, 71201760), (24, 68235020), (28, 58487160), (30, 54588016), (32, 51176265), (35, 46789728), (40, 40941012), (42, 38991440), (46, 35600880), (48, 34117510), (56, 29243580), (60, 27294008), (69, 23733920), (70, 23394864), (80, 20470506), (84, 19495720), (92, 17800440), (96, 17058755), (105, 15596576), (112, 14621790), (115, 14240352), (120, 13647004), (138, 11866960), (140, 11697432), (160, 10235253), (161, 10171680), (168, 9747860), (184, 8900220), (210, 7798288), (224, 7310895), (230, 7120176), (240, 6823502), (276, 5933480), (280, 5848716), (322, 5085840), (336, 4873930), (345, 4746784), (368, 4450110), (420, 3899144), (460, 3560088), (480, 3411751), (483, 3390560), (552, 2966740), (560, 2924358), (644, 2542920), (672, 2436965), (690, 2373392), (736, 2225055), (805, 2034336), (840, 1949572), (920, 1780044), (966, 1695280), (1104, 1483370), (1120, 1462179), (1288, 1271460), (1380, 1186696), (1610, 1017168), (1680, 974786), (1840, 890022), (1932, 847640), (2208, 741685), (2415, 678112), (2576, 635730), (2760, 593348), (3220, 508584), (3360, 487393), (3680, 445011), (3864, 423820), (4830, 339056), (5152, 317865), (5520, 296674), (6440, 254292), (7728, 211910), (9660, 169528), (11040, 148337), (12880, 127146), (15456, 105955), (19320, 84764), (21191, 77280), (25760, 63573), (38640, 42382)]