1635679920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{691}}^1\times {\mathrm{1409}}^1$

素因数の和:2123

約数の個数: 160

約数和(自身を含む): 5807485440

約数和(自身を除く): 4171805520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 691, 840, 1382, 1409, 1680, 2073, 2764, 2818, 3455, 4146, 4227, 4837, 5528, 5636, 6910, 7045, 8292, 8454, 9674, 9863, 10365, 11056, 11272, 13820, 14090, 14511, 16584, 16908, 19348, 19726, 20730, 21135, 22544, 24185, 27640, 28180, 29022, 29589, 33168, 33816, 38696, 39452, 41460, 42270, 48370, 49315, 55280, 56360, 58044, 59178, 67632, 72555, 77392, 78904, 82920, 84540, 96740, 98630, 112720, 116088, 118356, 145110, 147945, 157808, 165840, 169080, 193480, 197260, 232176, 236712, 290220, 295890, 338160, 386960, 394520, 473424, 580440, 591780, 789040, 973619, 1160880, 1183560, 1947238, 2367120, 2920857, 3894476, 4868095, 5841714, 6815333, 7788952, 9736190, 11683428, 13630666, 14604285, 15577904, 19472380, 20445999, 23366856, 27261332, 29208570, 34076665, 38944760, 40891998, 46733712, 54522664, 58417140, 68153330, 77889520, 81783996, 102229995, 109045328, 116834280, 136306660, 163567992, 204459990, 233668560, 272613320, 327135984, 408919980, 545226640, 817839960, 1635679920]

約数ペア:

[(1, 1635679920), (2, 817839960), (3, 545226640), (4, 408919980), (5, 327135984), (6, 272613320), (7, 233668560), (8, 204459990), (10, 163567992), (12, 136306660), (14, 116834280), (15, 109045328), (16, 102229995), (20, 81783996), (21, 77889520), (24, 68153330), (28, 58417140), (30, 54522664), (35, 46733712), (40, 40891998), (42, 38944760), (48, 34076665), (56, 29208570), (60, 27261332), (70, 23366856), (80, 20445999), (84, 19472380), (105, 15577904), (112, 14604285), (120, 13630666), (140, 11683428), (168, 9736190), (210, 7788952), (240, 6815333), (280, 5841714), (336, 4868095), (420, 3894476), (560, 2920857), (691, 2367120), (840, 1947238), (1382, 1183560), (1409, 1160880), (1680, 973619), (2073, 789040), (2764, 591780), (2818, 580440), (3455, 473424), (4146, 394520), (4227, 386960), (4837, 338160), (5528, 295890), (5636, 290220), (6910, 236712), (7045, 232176), (8292, 197260), (8454, 193480), (9674, 169080), (9863, 165840), (10365, 157808), (11056, 147945), (11272, 145110), (13820, 118356), (14090, 116088), (14511, 112720), (16584, 98630), (16908, 96740), (19348, 84540), (19726, 82920), (20730, 78904), (21135, 77392), (22544, 72555), (24185, 67632), (27640, 59178), (28180, 58044), (29022, 56360), (29589, 55280), (33168, 49315), (33816, 48370), (38696, 42270), (39452, 41460)]