1406212640

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{691}}^1$

素因数の和:815

約数の個数: 192

約数和(自身を含む): 4017807360

約数和(自身を除く): 2611594720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 56, 70, 79, 80, 92, 112, 115, 140, 158, 160, 161, 184, 224, 230, 280, 316, 322, 368, 395, 460, 553, 560, 632, 644, 691, 736, 790, 805, 920, 1106, 1120, 1264, 1288, 1382, 1580, 1610, 1817, 1840, 2212, 2528, 2576, 2764, 2765, 3160, 3220, 3455, 3634, 3680, 4424, 4837, 5152, 5528, 5530, 6320, 6440, 6910, 7268, 8848, 9085, 9674, 11056, 11060, 12640, 12719, 12880, 13820, 14536, 15893, 17696, 18170, 19348, 22112, 22120, 24185, 25438, 25760, 27640, 29072, 31786, 36340, 38696, 44240, 48370, 50876, 54589, 55280, 58144, 63572, 63595, 72680, 77392, 79465, 88480, 96740, 101752, 109178, 110560, 111251, 127144, 127190, 145360, 154784, 158930, 193480, 203504, 218356, 222502, 254288, 254380, 272945, 290720, 317860, 382123, 386960, 407008, 436712, 445004, 508576, 508760, 545890, 556255, 635720, 764246, 773920, 873424, 890008, 1017520, 1091780, 1112510, 1255547, 1271440, 1528492, 1746848, 1780016, 1910615, 2035040, 2183560, 2225020, 2511094, 2542880, 3056984, 3560032, 3821230, 4367120, 4450040, 5022188, 6113968, 6277735, 7642460, 8734240, 8788829, 8900080, 10044376, 12227936, 12555470, 15284920, 17577658, 17800160, 20088752, 25110940, 30569840, 35155316, 40177504, 43944145, 50221880, 61139680, 70310632, 87888290, 100443760, 140621264, 175776580, 200887520, 281242528, 351553160, 703106320, 1406212640]

約数ペア:

[(1, 1406212640), (2, 703106320), (4, 351553160), (5, 281242528), (7, 200887520), (8, 175776580), (10, 140621264), (14, 100443760), (16, 87888290), (20, 70310632), (23, 61139680), (28, 50221880), (32, 43944145), (35, 40177504), (40, 35155316), (46, 30569840), (56, 25110940), (70, 20088752), (79, 17800160), (80, 17577658), (92, 15284920), (112, 12555470), (115, 12227936), (140, 10044376), (158, 8900080), (160, 8788829), (161, 8734240), (184, 7642460), (224, 6277735), (230, 6113968), (280, 5022188), (316, 4450040), (322, 4367120), (368, 3821230), (395, 3560032), (460, 3056984), (553, 2542880), (560, 2511094), (632, 2225020), (644, 2183560), (691, 2035040), (736, 1910615), (790, 1780016), (805, 1746848), (920, 1528492), (1106, 1271440), (1120, 1255547), (1264, 1112510), (1288, 1091780), (1382, 1017520), (1580, 890008), (1610, 873424), (1817, 773920), (1840, 764246), (2212, 635720), (2528, 556255), (2576, 545890), (2764, 508760), (2765, 508576), (3160, 445004), (3220, 436712), (3455, 407008), (3634, 386960), (3680, 382123), (4424, 317860), (4837, 290720), (5152, 272945), (5528, 254380), (5530, 254288), (6320, 222502), (6440, 218356), (6910, 203504), (7268, 193480), (8848, 158930), (9085, 154784), (9674, 145360), (11056, 127190), (11060, 127144), (12640, 111251), (12719, 110560), (12880, 109178), (13820, 101752), (14536, 96740), (15893, 88480), (17696, 79465), (18170, 77392), (19348, 72680), (22112, 63595), (22120, 63572), (24185, 58144), (25438, 55280), (25760, 54589), (27640, 50876), (29072, 48370), (31786, 44240), (36340, 38696)]