2720216509920

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{69427}}^1$

素因数の和:69504

約数の個数: 864

約数和(自身を含む): 11987320730112

約数和(自身を除く): 9267104220192

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 20, 21, 23, 24, 26, 28, 30, 32, 35, 36, 39, 40, 42, 45, 46, 48, 52, 56, 60, 63, 65, 69, 70, 72, 78, 80, 84, 90, 91, 92, 96, 104, 105, 112, 115, 117, 120, 126, 130, 138, 140, 144, 156, 160, 161, 168, 169, 180, 182, 184, 195, 207, 208, 210, 224, 230, 234, 240, 252, 260, 273, 276, 280, 288, 299, 312, 315, 322, 336, 338, 345, 360, 364, 368, 390, 414, 416, 420, 455, 460, 468, 480, 483, 504, 507, 520, 546, 552, 560, 585, 598, 624, 630, 644, 672, 676, 690, 720, 728, 736, 780, 805, 819, 828, 840, 845, 897, 910, 920, 936, 966, 1008, 1014, 1035, 1040, 1092, 1104, 1120, 1170, 1183, 1196, 1248, 1260, 1288, 1352, 1365, 1380, 1440, 1449, 1456, 1495, 1521, 1560, 1610, 1638, 1656, 1680, 1690, 1794, 1820, 1840, 1872, 1932, 2016, 2028, 2070, 2080, 2093, 2184, 2208, 2340, 2366, 2392, 2415, 2520, 2535, 2576, 2691, 2704, 2730, 2760, 2898, 2912, 2990, 3042, 3120, 3220, 3276, 3312, 3360, 3380, 3549, 3588, 3640, 3680, 3744, 3864, 3887, 4056, 4095, 4140, 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3238352988, 3285285640, 3321387680, 3379150944, 3487457064, 3695946345, 3736561140, 3778078486, 3942342768, 4023988920, 4047941235, 4223938680, 4317803984, 4359321330, 4548857040, 4649942752, 4857529482, 4927928460, 4982081520, 5231185596, 5365318560, 5397254980, 5631918240, 5667117729, 5812428440, 5913514152, 5978497824, 6476705976, 6538981995, 6570571280, 6974914128, 7391892690, 7473122280, 7556156972, 7884685536, 8047977840, 8095882470, 8447877360, 8635607968, 8718642660, 9097714080, 9445196215, 9715058964, 9855856920, 9964163040, 10462371192, 10794509960, 11334235458, 11624856880, 11827028304, 12143823705, 12953411952, 13077963990, 13141142560, 13949828256, 14783785380, 14946244560, 15112313944, 16095955680, 16191764940, 16895754720, 17001353187, 17437285320, 18890392430, 19430117928, 19711713840, 20924742384, 21589019920, 22668470916, 23249713760, 23654056608, 24287647410, 25906823904, 26155927980, 28335588645, 29567570760, 29892489120, 30224627888, 32383529880, 34002706374, 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約数ペア:

[(1, 2720216509920), (2, 1360108254960), (3, 906738836640), (4, 680054127480), (5, 544043301984), (6, 453369418320), (7, 388602358560), (8, 340027063740), (9, 302246278880), (10, 272021650992), (12, 226684709160), (13, 209247423840), (14, 194301179280), (15, 181347767328), (16, 170013531870), (18, 151123139440), (20, 136010825496), (21, 129534119520), (23, 118270283040), (24, 113342354580), (26, 104623711920), (28, 97150589640), (30, 90673883664), (32, 85006765935), (35, 77720471712), (36, 75561569720), (39, 69749141280), (40, 68005412748), (42, 64767059760), (45, 60449255776), (46, 59135141520), (48, 56671177290), (52, 52311855960), (56, 48575294820), (60, 45336941832), (63, 43178039840), (65, 41849484768), (69, 39423427680), (70, 38860235856), (72, 37780784860), (78, 34874570640), (80, 34002706374), (84, 32383529880), (90, 30224627888), (91, 29892489120), (92, 29567570760), (96, 28335588645), (104, 26155927980), (105, 25906823904), (112, 24287647410), (115, 23654056608), (117, 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(816270, 3332496), (833124, 3265080), (851760, 3193642), (870688, 3124215), (902551, 3013920), (932880, 2915934), (971978, 2798640), (979524, 2777080), (1004640, 2707653), (1041405, 2612064), (1088360, 2499372), (1110832, 2448810), (1119456, 2429945), (1224405, 2221664), (1249686, 2176720), (1306032, 2082810), (1388540, 1959048), (1399320, 1943956), (1457967, 1865760), (1506960, 1805102), (1596821, 1703520), (1632540, 1666248)]