20126691720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{43987}}^1$

素因数の和:44076

約数の個数: 192

約数和(自身を含む): 69170250240

約数和(自身を除く): 49043558520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 31, 36, 40, 41, 45, 60, 62, 72, 82, 90, 93, 120, 123, 124, 155, 164, 180, 186, 205, 246, 248, 279, 310, 328, 360, 369, 372, 410, 465, 492, 558, 615, 620, 738, 744, 820, 930, 984, 1116, 1230, 1240, 1271, 1395, 1476, 1640, 1845, 1860, 2232, 2460, 2542, 2790, 2952, 3690, 3720, 3813, 4920, 5084, 5580, 6355, 7380, 7626, 10168, 11160, 11439, 12710, 14760, 15252, 19065, 22878, 25420, 30504, 38130, 43987, 45756, 50840, 57195, 76260, 87974, 91512, 114390, 131961, 152520, 175948, 219935, 228780, 263922, 351896, 395883, 439870, 457560, 527844, 659805, 791766, 879740, 1055688, 1319610, 1363597, 1583532, 1759480, 1803467, 1979415, 2639220, 2727194, 3167064, 3606934, 3958830, 4090791, 5278440, 5410401, 5454388, 6817985, 7213868, 7917660, 8181582, 9017335, 10820802, 10908776, 12272373, 13635970, 14427736, 15835320, 16231203, 16363164, 18034670, 20453955, 21641604, 24544746, 27052005, 27271940, 32462406, 32726328, 36069340, 40907910, 43283208, 49089492, 54104010, 54543880, 55907477, 61361865, 64924812, 72138680, 81156015, 81815820, 98178984, 108208020, 111814954, 122723730, 129849624, 162312030, 163631640, 167722431, 216416040, 223629908, 245447460, 279537385, 324624060, 335444862, 447259816, 490894920, 503167293, 559074770, 649248120, 670889724, 838612155, 1006334586, 1118149540, 1341779448, 1677224310, 2012669172, 2236299080, 2515836465, 3354448620, 4025338344, 5031672930, 6708897240, 10063345860, 20126691720]

約数ペア:

[(1, 20126691720), (2, 10063345860), (3, 6708897240), (4, 5031672930), (5, 4025338344), (6, 3354448620), (8, 2515836465), (9, 2236299080), (10, 2012669172), (12, 1677224310), (15, 1341779448), (18, 1118149540), (20, 1006334586), (24, 838612155), (30, 670889724), (31, 649248120), (36, 559074770), (40, 503167293), (41, 490894920), (45, 447259816), (60, 335444862), (62, 324624060), (72, 279537385), (82, 245447460), (90, 223629908), (93, 216416040), (120, 167722431), (123, 163631640), (124, 162312030), (155, 129849624), (164, 122723730), (180, 111814954), (186, 108208020), (205, 98178984), (246, 81815820), (248, 81156015), (279, 72138680), (310, 64924812), (328, 61361865), (360, 55907477), (369, 54543880), (372, 54104010), (410, 49089492), (465, 43283208), (492, 40907910), (558, 36069340), (615, 32726328), (620, 32462406), (738, 27271940), (744, 27052005), (820, 24544746), (930, 21641604), (984, 20453955), (1116, 18034670), (1230, 16363164), (1240, 16231203), (1271, 15835320), (1395, 14427736), (1476, 13635970), (1640, 12272373), (1845, 10908776), (1860, 10820802), (2232, 9017335), (2460, 8181582), (2542, 7917660), (2790, 7213868), (2952, 6817985), (3690, 5454388), (3720, 5410401), (3813, 5278440), (4920, 4090791), (5084, 3958830), (5580, 3606934), (6355, 3167064), (7380, 2727194), (7626, 2639220), (10168, 1979415), (11160, 1803467), (11439, 1759480), (12710, 1583532), (14760, 1363597), (15252, 1319610), (19065, 1055688), (22878, 879740), (25420, 791766), (30504, 659805), (38130, 527844), (43987, 457560), (45756, 439870), (50840, 395883), (57195, 351896), (76260, 263922), (87974, 228780), (91512, 219935), (114390, 175948), (131961, 152520)]