213545640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^3\times {\mathrm{191}}^1$

素因数の和:245

約数の個数: 256

約数和(自身を含む): 809533440

約数和(自身を除く): 595987800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 55, 56, 60, 66, 70, 77, 84, 88, 105, 110, 120, 121, 132, 140, 154, 165, 168, 191, 210, 220, 231, 242, 264, 280, 308, 330, 363, 382, 385, 420, 440, 462, 484, 573, 605, 616, 660, 726, 764, 770, 840, 847, 924, 955, 968, 1146, 1155, 1210, 1320, 1331, 1337, 1452, 1528, 1540, 1694, 1815, 1848, 1910, 2101, 2292, 2310, 2420, 2541, 2662, 2674, 2865, 2904, 3080, 3388, 3630, 3820, 3993, 4011, 4202, 4235, 4584, 4620, 4840, 5082, 5324, 5348, 5730, 6303, 6655, 6685, 6776, 7260, 7640, 7986, 8022, 8404, 8470, 9240, 9317, 10164, 10505, 10648, 10696, 11460, 12606, 12705, 13310, 13370, 14520, 14707, 15972, 16044, 16808, 16940, 18634, 19965, 20055, 20328, 21010, 22920, 23111, 25212, 25410, 26620, 26740, 27951, 29414, 31515, 31944, 32088, 33880, 37268, 39930, 40110, 42020, 44121, 46222, 46585, 50424, 50820, 53240, 53480, 55902, 58828, 63030, 69333, 73535, 74536, 79860, 80220, 84040, 88242, 92444, 93170, 101640, 111804, 115555, 117656, 126060, 138666, 139755, 147070, 159720, 160440, 161777, 176484, 184888, 186340, 220605, 223608, 231110, 252120, 254221, 277332, 279510, 294140, 323554, 346665, 352968, 372680, 441210, 462220, 485331, 508442, 554664, 559020, 588280, 647108, 693330, 762663, 808885, 882420, 924440, 970662, 1016884, 1118040, 1271105, 1294216, 1386660, 1525326, 1617770, 1764840, 1779547, 1941324, 2033768, 2426655, 2542210, 2773320, 3050652, 3235540, 3559094, 3813315, 3882648, 4853310, 5084420, 5338641, 6101304, 6471080, 7118188, 7626630, 8897735, 9706620, 10168840, 10677282, 14236376, 15253260, 17795470, 19413240, 21354564, 26693205, 30506520, 35590940, 42709128, 53386410, 71181880, 106772820, 213545640]

約数ペア:

[(1, 213545640), (2, 106772820), (3, 71181880), (4, 53386410), (5, 42709128), (6, 35590940), (7, 30506520), (8, 26693205), (10, 21354564), (11, 19413240), (12, 17795470), (14, 15253260), (15, 14236376), (20, 10677282), (21, 10168840), (22, 9706620), (24, 8897735), (28, 7626630), (30, 7118188), (33, 6471080), (35, 6101304), (40, 5338641), (42, 5084420), (44, 4853310), (55, 3882648), (56, 3813315), (60, 3559094), (66, 3235540), (70, 3050652), (77, 2773320), (84, 2542210), (88, 2426655), (105, 2033768), (110, 1941324), (120, 1779547), (121, 1764840), (132, 1617770), (140, 1525326), (154, 1386660), (165, 1294216), (168, 1271105), (191, 1118040), (210, 1016884), (220, 970662), (231, 924440), (242, 882420), (264, 808885), (280, 762663), (308, 693330), (330, 647108), (363, 588280), (382, 559020), (385, 554664), (420, 508442), (440, 485331), (462, 462220), (484, 441210), (573, 372680), (605, 352968), (616, 346665), (660, 323554), (726, 294140), (764, 279510), (770, 277332), (840, 254221), (847, 252120), (924, 231110), (955, 223608), (968, 220605), (1146, 186340), (1155, 184888), (1210, 176484), (1320, 161777), (1331, 160440), (1337, 159720), (1452, 147070), (1528, 139755), (1540, 138666), (1694, 126060), (1815, 117656), (1848, 115555), (1910, 111804), (2101, 101640), (2292, 93170), (2310, 92444), (2420, 88242), (2541, 84040), (2662, 80220), (2674, 79860), (2865, 74536), (2904, 73535), (3080, 69333), (3388, 63030), (3630, 58828), (3820, 55902), (3993, 53480), (4011, 53240), (4202, 50820), (4235, 50424), (4584, 46585), (4620, 46222), (4840, 44121), (5082, 42020), (5324, 40110), (5348, 39930), (5730, 37268), (6303, 33880), (6655, 32088), (6685, 31944), (6776, 31515), (7260, 29414), (7640, 27951), (7986, 26740), (8022, 26620), (8404, 25410), (8470, 25212), (9240, 23111), (9317, 22920), (10164, 21010), (10505, 20328), (10648, 20055), (10696, 19965), (11460, 18634), (12606, 16940), (12705, 16808), (13310, 16044), (13370, 15972), (14520, 14707)]