156771720

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{233}}^1$

素因数の和:349

約数の個数: 256

約数和(自身を含む): 606528000

約数和(自身を除く): 449756280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 89, 90, 105, 108, 120, 126, 135, 140, 168, 178, 180, 189, 210, 216, 233, 252, 267, 270, 280, 315, 356, 360, 378, 420, 445, 466, 504, 534, 540, 623, 630, 699, 712, 756, 801, 840, 890, 932, 945, 1068, 1080, 1165, 1246, 1260, 1335, 1398, 1512, 1602, 1631, 1780, 1864, 1869, 1890, 2097, 2136, 2330, 2403, 2492, 2520, 2670, 2796, 3115, 3204, 3262, 3495, 3560, 3738, 3780, 4005, 4194, 4660, 4806, 4893, 4984, 5340, 5592, 5607, 6230, 6291, 6408, 6524, 6990, 7476, 7560, 8010, 8155, 8388, 9320, 9345, 9612, 9786, 10485, 10680, 11214, 12015, 12460, 12582, 13048, 13980, 14679, 14952, 16020, 16310, 16776, 16821, 18690, 19224, 19572, 20737, 20970, 22428, 24030, 24465, 24920, 25164, 27960, 28035, 29358, 31455, 32040, 32620, 33642, 37380, 39144, 41474, 41940, 44037, 44856, 48060, 48930, 50328, 56070, 58716, 62211, 62910, 65240, 67284, 73395, 74760, 82948, 83880, 84105, 88074, 96120, 97860, 103685, 112140, 117432, 124422, 125820, 134568, 145159, 146790, 165896, 168210, 176148, 186633, 195720, 207370, 220185, 224280, 248844, 251640, 290318, 293580, 311055, 336420, 352296, 373266, 414740, 435477, 440370, 497688, 559899, 580636, 587160, 622110, 672840, 725795, 746532, 829480, 870954, 880740, 933165, 1119798, 1161272, 1244220, 1306431, 1451590, 1493064, 1741908, 1761480, 1866330, 2177385, 2239596, 2488440, 2612862, 2799495, 2903180, 3483816, 3732660, 3919293, 4354770, 4479192, 5225724, 5598990, 5806360, 6532155, 7465320, 7838586, 8709540, 10451448, 11197980, 13064310, 15677172, 17419080, 19596465, 22395960, 26128620, 31354344, 39192930, 52257240, 78385860, 156771720]

約数ペア:

[(1, 156771720), (2, 78385860), (3, 52257240), (4, 39192930), (5, 31354344), (6, 26128620), (7, 22395960), (8, 19596465), (9, 17419080), (10, 15677172), (12, 13064310), (14, 11197980), (15, 10451448), (18, 8709540), (20, 7838586), (21, 7465320), (24, 6532155), (27, 5806360), (28, 5598990), (30, 5225724), (35, 4479192), (36, 4354770), (40, 3919293), (42, 3732660), (45, 3483816), (54, 2903180), (56, 2799495), (60, 2612862), (63, 2488440), (70, 2239596), (72, 2177385), (84, 1866330), (89, 1761480), (90, 1741908), (105, 1493064), (108, 1451590), (120, 1306431), (126, 1244220), (135, 1161272), (140, 1119798), (168, 933165), (178, 880740), (180, 870954), (189, 829480), (210, 746532), (216, 725795), (233, 672840), (252, 622110), (267, 587160), (270, 580636), (280, 559899), (315, 497688), (356, 440370), (360, 435477), (378, 414740), (420, 373266), (445, 352296), (466, 336420), (504, 311055), (534, 293580), (540, 290318), (623, 251640), (630, 248844), (699, 224280), (712, 220185), (756, 207370), (801, 195720), (840, 186633), (890, 176148), (932, 168210), (945, 165896), (1068, 146790), (1080, 145159), (1165, 134568), (1246, 125820), (1260, 124422), (1335, 117432), (1398, 112140), (1512, 103685), (1602, 97860), (1631, 96120), (1780, 88074), (1864, 84105), (1869, 83880), (1890, 82948), (2097, 74760), (2136, 73395), (2330, 67284), (2403, 65240), (2492, 62910), (2520, 62211), (2670, 58716), (2796, 56070), (3115, 50328), (3204, 48930), (3262, 48060), (3495, 44856), (3560, 44037), (3738, 41940), (3780, 41474), (4005, 39144), (4194, 37380), (4660, 33642), (4806, 32620), (4893, 32040), (4984, 31455), (5340, 29358), (5592, 28035), (5607, 27960), (6230, 25164), (6291, 24920), (6408, 24465), (6524, 24030), (6990, 22428), (7476, 20970), (7560, 20737), (8010, 19572), (8155, 19224), (8388, 18690), (9320, 16821), (9345, 16776), (9612, 16310), (9786, 16020), (10485, 14952), (10680, 14679), (11214, 13980), (12015, 13048), (12460, 12582)]