212830128

素因数分解:

$2^4\times 3^2\times 7^3\times {\mathrm{31}}^1\times {\mathrm{139}}^1$

素因数の和:205

約数の個数: 240

約数和(自身を含む): 722176000

約数和(自身を除く): 509345872

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 31, 36, 42, 48, 49, 56, 62, 63, 72, 84, 93, 98, 112, 124, 126, 139, 144, 147, 168, 186, 196, 217, 248, 252, 278, 279, 294, 336, 343, 372, 392, 417, 434, 441, 496, 504, 556, 558, 588, 651, 686, 744, 784, 834, 868, 882, 973, 1008, 1029, 1112, 1116, 1176, 1251, 1302, 1372, 1488, 1519, 1668, 1736, 1764, 1946, 1953, 2058, 2224, 2232, 2352, 2502, 2604, 2744, 2919, 3038, 3087, 3336, 3472, 3528, 3892, 3906, 4116, 4309, 4464, 4557, 5004, 5208, 5488, 5838, 6076, 6174, 6672, 6811, 7056, 7784, 7812, 8232, 8618, 8757, 9114, 10008, 10416, 10633, 11676, 12152, 12348, 12927, 13622, 13671, 15568, 15624, 16464, 17236, 17514, 18228, 20016, 20433, 21266, 23352, 24304, 24696, 25854, 27244, 27342, 30163, 31248, 31899, 34472, 35028, 36456, 38781, 40866, 42532, 46704, 47677, 49392, 51708, 54488, 54684, 60326, 61299, 63798, 68944, 70056, 72912, 77562, 81732, 85064, 90489, 95354, 95697, 103416, 108976, 109368, 120652, 122598, 127596, 140112, 143031, 155124, 163464, 170128, 180978, 190708, 191394, 206832, 211141, 218736, 241304, 245196, 255192, 271467, 286062, 310248, 326928, 361956, 381416, 382788, 422282, 429093, 482608, 490392, 510384, 542934, 572124, 620496, 633423, 723912, 762832, 765576, 844564, 858186, 980784, 1085868, 1144248, 1266846, 1447824, 1477987, 1531152, 1689128, 1716372, 1900269, 2171736, 2288496, 2533692, 2955974, 3378256, 3432744, 3800538, 4343472, 4433961, 5067384, 5911948, 6865488, 7601076, 8867922, 10134768, 11823896, 13301883, 15202152, 17735844, 23647792, 26603766, 30404304, 35471688, 53207532, 70943376, 106415064, 212830128]

約数ペア:

[(1, 212830128), (2, 106415064), (3, 70943376), (4, 53207532), (6, 35471688), (7, 30404304), (8, 26603766), (9, 23647792), (12, 17735844), (14, 15202152), (16, 13301883), (18, 11823896), (21, 10134768), (24, 8867922), (28, 7601076), (31, 6865488), (36, 5911948), (42, 5067384), (48, 4433961), (49, 4343472), (56, 3800538), (62, 3432744), (63, 3378256), (72, 2955974), (84, 2533692), (93, 2288496), (98, 2171736), (112, 1900269), (124, 1716372), (126, 1689128), (139, 1531152), (144, 1477987), (147, 1447824), (168, 1266846), (186, 1144248), (196, 1085868), (217, 980784), (248, 858186), (252, 844564), (278, 765576), (279, 762832), (294, 723912), (336, 633423), (343, 620496), (372, 572124), (392, 542934), (417, 510384), (434, 490392), (441, 482608), (496, 429093), (504, 422282), (556, 382788), (558, 381416), (588, 361956), (651, 326928), (686, 310248), (744, 286062), (784, 271467), (834, 255192), (868, 245196), (882, 241304), (973, 218736), (1008, 211141), (1029, 206832), (1112, 191394), (1116, 190708), (1176, 180978), (1251, 170128), (1302, 163464), (1372, 155124), (1488, 143031), (1519, 140112), (1668, 127596), (1736, 122598), (1764, 120652), (1946, 109368), (1953, 108976), (2058, 103416), (2224, 95697), (2232, 95354), (2352, 90489), (2502, 85064), (2604, 81732), (2744, 77562), (2919, 72912), (3038, 70056), (3087, 68944), (3336, 63798), (3472, 61299), (3528, 60326), (3892, 54684), (3906, 54488), (4116, 51708), (4309, 49392), (4464, 47677), (4557, 46704), (5004, 42532), (5208, 40866), (5488, 38781), (5838, 36456), (6076, 35028), (6174, 34472), (6672, 31899), (6811, 31248), (7056, 30163), (7784, 27342), (7812, 27244), (8232, 25854), (8618, 24696), (8757, 24304), (9114, 23352), (10008, 21266), (10416, 20433), (10633, 20016), (11676, 18228), (12152, 17514), (12348, 17236), (12927, 16464), (13622, 15624), (13671, 15568)]