220253880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^3\times {\mathrm{197}}^1$

素因数の和:251

約数の個数: 256

約数和(自身を含む): 834831360

約数和(自身を除く): 614577480

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, 197, 210, 220, 231, 242, 264, 280, 308, 330, 363, 385, 394, 420, 440, 462, 484, 591, 605, 616, 660, 726, 770, 788, 840, 847, 924, 968, 985, 1155, 1182, 1210, 1320, 1331, 1379, 1452, 1540, 1576, 1694, 1815, 1848, 1970, 2167, 2310, 2364, 2420, 2541, 2662, 2758, 2904, 2955, 3080, 3388, 3630, 3940, 3993, 4137, 4235, 4334, 4620, 4728, 4840, 5082, 5324, 5516, 5910, 6501, 6655, 6776, 6895, 7260, 7880, 7986, 8274, 8470, 8668, 9240, 9317, 10164, 10648, 10835, 11032, 11820, 12705, 13002, 13310, 13790, 14520, 15169, 15972, 16548, 16940, 17336, 18634, 19965, 20328, 20685, 21670, 23640, 23837, 25410, 26004, 26620, 27580, 27951, 30338, 31944, 32505, 33096, 33880, 37268, 39930, 41370, 43340, 45507, 46585, 47674, 50820, 52008, 53240, 55160, 55902, 60676, 65010, 71511, 74536, 75845, 79860, 82740, 86680, 91014, 93170, 95348, 101640, 111804, 119185, 121352, 130020, 139755, 143022, 151690, 159720, 165480, 166859, 182028, 186340, 190696, 223608, 227535, 238370, 260040, 262207, 279510, 286044, 303380, 333718, 357555, 364056, 372680, 455070, 476740, 500577, 524414, 559020, 572088, 606760, 667436, 715110, 786621, 834295, 910140, 953480, 1001154, 1048828, 1118040, 1311035, 1334872, 1430220, 1573242, 1668590, 1820280, 1835449, 2002308, 2097656, 2502885, 2622070, 2860440, 3146484, 3337180, 3670898, 3933105, 4004616, 5005770, 5244140, 5506347, 6292968, 6674360, 7341796, 7866210, 9177245, 10011540, 10488280, 11012694, 14683592, 15732420, 18354490, 20023080, 22025388, 27531735, 31464840, 36708980, 44050776, 55063470, 73417960, 110126940, 220253880]

約数ペア:

[(1, 220253880), (2, 110126940), (3, 73417960), (4, 55063470), (5, 44050776), (6, 36708980), (7, 31464840), (8, 27531735), (10, 22025388), (11, 20023080), (12, 18354490), (14, 15732420), (15, 14683592), (20, 11012694), (21, 10488280), (22, 10011540), (24, 9177245), (28, 7866210), (30, 7341796), (33, 6674360), (35, 6292968), (40, 5506347), (42, 5244140), (44, 5005770), (55, 4004616), (56, 3933105), (60, 3670898), (66, 3337180), (70, 3146484), (77, 2860440), (84, 2622070), (88, 2502885), (105, 2097656), (110, 2002308), (120, 1835449), (121, 1820280), (132, 1668590), (140, 1573242), (154, 1430220), (165, 1334872), (168, 1311035), (197, 1118040), (210, 1048828), (220, 1001154), (231, 953480), (242, 910140), (264, 834295), (280, 786621), (308, 715110), (330, 667436), (363, 606760), (385, 572088), (394, 559020), (420, 524414), (440, 500577), (462, 476740), (484, 455070), (591, 372680), (605, 364056), (616, 357555), (660, 333718), (726, 303380), (770, 286044), (788, 279510), (840, 262207), (847, 260040), (924, 238370), (968, 227535), (985, 223608), (1155, 190696), (1182, 186340), (1210, 182028), (1320, 166859), (1331, 165480), (1379, 159720), (1452, 151690), (1540, 143022), (1576, 139755), (1694, 130020), (1815, 121352), (1848, 119185), (1970, 111804), (2167, 101640), (2310, 95348), (2364, 93170), (2420, 91014), (2541, 86680), (2662, 82740), (2758, 79860), (2904, 75845), (2955, 74536), (3080, 71511), (3388, 65010), (3630, 60676), (3940, 55902), (3993, 55160), (4137, 53240), (4235, 52008), (4334, 50820), (4620, 47674), (4728, 46585), (4840, 45507), (5082, 43340), (5324, 41370), (5516, 39930), (5910, 37268), (6501, 33880), (6655, 33096), (6776, 32505), (6895, 31944), (7260, 30338), (7880, 27951), (7986, 27580), (8274, 26620), (8470, 26004), (8668, 25410), (9240, 23837), (9317, 23640), (10164, 21670), (10648, 20685), (10835, 20328), (11032, 19965), (11820, 18634), (12705, 17336), (13002, 16940), (13310, 16548), (13790, 15972), (14520, 15169)]