218549520

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{421}}^1$

素因数の和:550

約数の個数: 240

約数和(自身を含む): 848969472

約数和(自身を除く): 630419952

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 103, 105, 112, 120, 126, 140, 144, 168, 180, 206, 210, 240, 252, 280, 309, 315, 336, 360, 412, 420, 421, 504, 515, 560, 618, 630, 720, 721, 824, 840, 842, 927, 1008, 1030, 1236, 1260, 1263, 1442, 1545, 1648, 1680, 1684, 1854, 2060, 2105, 2163, 2472, 2520, 2526, 2884, 2947, 3090, 3368, 3605, 3708, 3789, 4120, 4210, 4326, 4635, 4944, 5040, 5052, 5768, 5894, 6180, 6315, 6489, 6736, 7210, 7416, 7578, 8240, 8420, 8652, 8841, 9270, 10104, 10815, 11536, 11788, 12360, 12630, 12978, 14420, 14735, 14832, 15156, 16840, 17304, 17682, 18540, 18945, 20208, 21630, 23576, 24720, 25260, 25956, 26523, 28840, 29470, 30312, 32445, 33680, 34608, 35364, 37080, 37890, 43260, 43363, 44205, 47152, 50520, 51912, 53046, 57680, 58940, 60624, 64890, 70728, 74160, 75780, 86520, 86726, 88410, 101040, 103824, 106092, 117880, 129780, 130089, 132615, 141456, 151560, 173040, 173452, 176820, 212184, 216815, 235760, 259560, 260178, 265230, 303120, 303541, 346904, 353640, 390267, 424368, 433630, 519120, 520356, 530460, 607082, 650445, 693808, 707280, 780534, 867260, 910623, 1040712, 1060920, 1214164, 1300890, 1517705, 1561068, 1734520, 1821246, 1951335, 2081424, 2121840, 2428328, 2601780, 2731869, 3035410, 3122136, 3469040, 3642492, 3902670, 4553115, 4856656, 5203560, 5463738, 6070820, 6244272, 7284984, 7805340, 9106230, 10407120, 10927476, 12141640, 13659345, 14569968, 15610680, 18212460, 21854952, 24283280, 27318690, 31221360, 36424920, 43709904, 54637380, 72849840, 109274760, 218549520]

約数ペア:

[(1, 218549520), (2, 109274760), (3, 72849840), (4, 54637380), (5, 43709904), (6, 36424920), (7, 31221360), (8, 27318690), (9, 24283280), (10, 21854952), (12, 18212460), (14, 15610680), (15, 14569968), (16, 13659345), (18, 12141640), (20, 10927476), (21, 10407120), (24, 9106230), (28, 7805340), (30, 7284984), (35, 6244272), (36, 6070820), (40, 5463738), (42, 5203560), (45, 4856656), (48, 4553115), (56, 3902670), (60, 3642492), (63, 3469040), (70, 3122136), (72, 3035410), (80, 2731869), (84, 2601780), (90, 2428328), (103, 2121840), (105, 2081424), (112, 1951335), (120, 1821246), (126, 1734520), (140, 1561068), (144, 1517705), (168, 1300890), (180, 1214164), (206, 1060920), (210, 1040712), (240, 910623), (252, 867260), (280, 780534), (309, 707280), (315, 693808), (336, 650445), (360, 607082), (412, 530460), (420, 520356), (421, 519120), (504, 433630), (515, 424368), (560, 390267), (618, 353640), (630, 346904), (720, 303541), (721, 303120), (824, 265230), (840, 260178), (842, 259560), (927, 235760), (1008, 216815), (1030, 212184), (1236, 176820), (1260, 173452), (1263, 173040), (1442, 151560), (1545, 141456), (1648, 132615), (1680, 130089), (1684, 129780), (1854, 117880), (2060, 106092), (2105, 103824), (2163, 101040), (2472, 88410), (2520, 86726), (2526, 86520), (2884, 75780), (2947, 74160), (3090, 70728), (3368, 64890), (3605, 60624), (3708, 58940), (3789, 57680), (4120, 53046), (4210, 51912), (4326, 50520), (4635, 47152), (4944, 44205), (5040, 43363), (5052, 43260), (5768, 37890), (5894, 37080), (6180, 35364), (6315, 34608), (6489, 33680), (6736, 32445), (7210, 30312), (7416, 29470), (7578, 28840), (8240, 26523), (8420, 25956), (8652, 25260), (8841, 24720), (9270, 23576), (10104, 21630), (10815, 20208), (11536, 18945), (11788, 18540), (12360, 17682), (12630, 17304), (12978, 16840), (14420, 15156), (14735, 14832)]