217874160

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{311}}^1$

素因数の和:476

約数の個数: 240

約数和(自身を含む): 844945920

約数和(自身を除く): 627071760

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, 105, 112, 120, 126, 139, 140, 144, 168, 180, 210, 240, 252, 278, 280, 311, 315, 336, 360, 417, 420, 504, 556, 560, 622, 630, 695, 720, 834, 840, 933, 973, 1008, 1112, 1244, 1251, 1260, 1390, 1555, 1668, 1680, 1866, 1946, 2085, 2177, 2224, 2488, 2502, 2520, 2780, 2799, 2919, 3110, 3336, 3732, 3892, 4170, 4354, 4665, 4865, 4976, 5004, 5040, 5560, 5598, 5838, 6220, 6255, 6531, 6672, 7464, 7784, 8340, 8708, 8757, 9330, 9730, 10008, 10885, 11120, 11196, 11676, 12440, 12510, 13062, 13995, 14595, 14928, 15568, 16680, 17416, 17514, 18660, 19460, 19593, 20016, 21770, 22392, 23352, 24880, 25020, 26124, 27990, 29190, 32655, 33360, 34832, 35028, 37320, 38920, 39186, 43229, 43540, 43785, 44784, 46704, 50040, 52248, 55980, 58380, 65310, 70056, 74640, 77840, 78372, 86458, 87080, 87570, 97965, 100080, 104496, 111960, 116760, 129687, 130620, 140112, 156744, 172916, 174160, 175140, 195930, 216145, 223920, 233520, 259374, 261240, 302603, 313488, 345832, 350280, 389061, 391860, 432290, 518748, 522480, 605206, 648435, 691664, 700560, 778122, 783720, 864580, 907809, 1037496, 1210412, 1296870, 1513015, 1556244, 1567440, 1729160, 1815618, 1945305, 2074992, 2420824, 2593740, 2723427, 3026030, 3112488, 3458320, 3631236, 3890610, 4539045, 4841648, 5187480, 5446854, 6052060, 6224976, 7262472, 7781220, 9078090, 10374960, 10893708, 12104120, 13617135, 14524944, 15562440, 18156180, 21787416, 24208240, 27234270, 31124880, 36312360, 43574832, 54468540, 72624720, 108937080, 217874160]

約数ペア:

[(1, 217874160), (2, 108937080), (3, 72624720), (4, 54468540), (5, 43574832), (6, 36312360), (7, 31124880), (8, 27234270), (9, 24208240), (10, 21787416), (12, 18156180), (14, 15562440), (15, 14524944), (16, 13617135), (18, 12104120), (20, 10893708), (21, 10374960), (24, 9078090), (28, 7781220), (30, 7262472), (35, 6224976), (36, 6052060), (40, 5446854), (42, 5187480), (45, 4841648), (48, 4539045), (56, 3890610), (60, 3631236), (63, 3458320), (70, 3112488), (72, 3026030), (80, 2723427), (84, 2593740), (90, 2420824), (105, 2074992), (112, 1945305), (120, 1815618), (126, 1729160), (139, 1567440), (140, 1556244), (144, 1513015), (168, 1296870), (180, 1210412), (210, 1037496), (240, 907809), (252, 864580), (278, 783720), (280, 778122), (311, 700560), (315, 691664), (336, 648435), (360, 605206), (417, 522480), (420, 518748), (504, 432290), (556, 391860), (560, 389061), (622, 350280), (630, 345832), (695, 313488), (720, 302603), (834, 261240), (840, 259374), (933, 233520), (973, 223920), (1008, 216145), (1112, 195930), (1244, 175140), (1251, 174160), (1260, 172916), (1390, 156744), (1555, 140112), (1668, 130620), (1680, 129687), (1866, 116760), (1946, 111960), (2085, 104496), (2177, 100080), (2224, 97965), (2488, 87570), (2502, 87080), (2520, 86458), (2780, 78372), (2799, 77840), (2919, 74640), (3110, 70056), (3336, 65310), (3732, 58380), (3892, 55980), (4170, 52248), (4354, 50040), (4665, 46704), (4865, 44784), (4976, 43785), (5004, 43540), (5040, 43229), (5560, 39186), (5598, 38920), (5838, 37320), (6220, 35028), (6255, 34832), (6531, 33360), (6672, 32655), (7464, 29190), (7784, 27990), (8340, 26124), (8708, 25020), (8757, 24880), (9330, 23352), (9730, 22392), (10008, 21770), (10885, 20016), (11120, 19593), (11196, 19460), (11676, 18660), (12440, 17514), (12510, 17416), (13062, 16680), (13995, 15568), (14595, 14928)]