139648740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{167}}^1\times {\mathrm{181}}^1$

素因数の和:378

約数の個数: 192

約数和(自身を含む): 493129728

約数和(自身を除く): 353480988

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 42, 44, 55, 60, 66, 70, 77, 84, 105, 110, 132, 140, 154, 165, 167, 181, 210, 220, 231, 308, 330, 334, 362, 385, 420, 462, 501, 543, 660, 668, 724, 770, 835, 905, 924, 1002, 1086, 1155, 1169, 1267, 1540, 1670, 1810, 1837, 1991, 2004, 2172, 2310, 2338, 2505, 2534, 2715, 3340, 3507, 3620, 3674, 3801, 3982, 4620, 4676, 5010, 5068, 5430, 5511, 5845, 5973, 6335, 7014, 7348, 7602, 7964, 9185, 9955, 10020, 10860, 11022, 11690, 11946, 12670, 12859, 13937, 14028, 15204, 17535, 18370, 19005, 19910, 22044, 23380, 23892, 25340, 25718, 27555, 27874, 29865, 30227, 35070, 36740, 38010, 38577, 39820, 41811, 51436, 55110, 55748, 59730, 60454, 64295, 69685, 70140, 76020, 77154, 83622, 90681, 110220, 119460, 120908, 128590, 139370, 151135, 154308, 167244, 181362, 192885, 209055, 211589, 257180, 278740, 302270, 332497, 362724, 385770, 418110, 423178, 453405, 604540, 634767, 664994, 771540, 836220, 846356, 906810, 997491, 1057945, 1269534, 1329988, 1662485, 1813620, 1994982, 2115890, 2327479, 2539068, 3173835, 3324970, 3989964, 4231780, 4654958, 4987455, 6347670, 6649940, 6982437, 9309916, 9974910, 11637395, 12695340, 13964874, 19949820, 23274790, 27929748, 34912185, 46549580, 69824370, 139648740]

約数ペア:

[(1, 139648740), (2, 69824370), (3, 46549580), (4, 34912185), (5, 27929748), (6, 23274790), (7, 19949820), (10, 13964874), (11, 12695340), (12, 11637395), (14, 9974910), (15, 9309916), (20, 6982437), (21, 6649940), (22, 6347670), (28, 4987455), (30, 4654958), (33, 4231780), (35, 3989964), (42, 3324970), (44, 3173835), (55, 2539068), (60, 2327479), (66, 2115890), (70, 1994982), (77, 1813620), (84, 1662485), (105, 1329988), (110, 1269534), (132, 1057945), (140, 997491), (154, 906810), (165, 846356), (167, 836220), (181, 771540), (210, 664994), (220, 634767), (231, 604540), (308, 453405), (330, 423178), (334, 418110), (362, 385770), (385, 362724), (420, 332497), (462, 302270), (501, 278740), (543, 257180), (660, 211589), (668, 209055), (724, 192885), (770, 181362), (835, 167244), (905, 154308), (924, 151135), (1002, 139370), (1086, 128590), (1155, 120908), (1169, 119460), (1267, 110220), (1540, 90681), (1670, 83622), (1810, 77154), (1837, 76020), (1991, 70140), (2004, 69685), (2172, 64295), (2310, 60454), (2338, 59730), (2505, 55748), (2534, 55110), (2715, 51436), (3340, 41811), (3507, 39820), (3620, 38577), (3674, 38010), (3801, 36740), (3982, 35070), (4620, 30227), (4676, 29865), (5010, 27874), (5068, 27555), (5430, 25718), (5511, 25340), (5845, 23892), (5973, 23380), (6335, 22044), (7014, 19910), (7348, 19005), (7602, 18370), (7964, 17535), (9185, 15204), (9955, 14028), (10020, 13937), (10860, 12859), (11022, 12670), (11690, 11946)]