438521512

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:251

約数の個数: 128

約数和(自身を含む): 1006992000

約数和(自身を除く): 568470488

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 59, 73, 88, 89, 104, 118, 143, 146, 178, 236, 286, 292, 356, 472, 572, 584, 649, 712, 767, 803, 949, 979, 1144, 1157, 1298, 1534, 1606, 1898, 1958, 2314, 2596, 3068, 3212, 3796, 3916, 4307, 4628, 5192, 5251, 6136, 6424, 6497, 7592, 7832, 8437, 8614, 9256, 10439, 10502, 12727, 12994, 16874, 17228, 20878, 21004, 25454, 25988, 33748, 34456, 41756, 42008, 47377, 50908, 51976, 55991, 57761, 67496, 68263, 71467, 83512, 84461, 94754, 101816, 111982, 115522, 136526, 142934, 168922, 189508, 223964, 231044, 273052, 285868, 337844, 379016, 383323, 447928, 462088, 546104, 571736, 615901, 675688, 750893, 766646, 929071, 1231802, 1501786, 1533292, 1858142, 2463604, 3003572, 3066584, 3716284, 4216553, 4927208, 4983199, 6007144, 7432568, 8433106, 9966398, 16866212, 19932796, 33732424, 39865592, 54815189, 109630378, 219260756, 438521512]

約数ペア:

[(1, 438521512), (2, 219260756), (4, 109630378), (8, 54815189), (11, 39865592), (13, 33732424), (22, 19932796), (26, 16866212), (44, 9966398), (52, 8433106), (59, 7432568), (73, 6007144), (88, 4983199), (89, 4927208), (104, 4216553), (118, 3716284), (143, 3066584), (146, 3003572), (178, 2463604), (236, 1858142), (286, 1533292), (292, 1501786), (356, 1231802), (472, 929071), (572, 766646), (584, 750893), (649, 675688), (712, 615901), (767, 571736), (803, 546104), (949, 462088), (979, 447928), (1144, 383323), (1157, 379016), (1298, 337844), (1534, 285868), (1606, 273052), (1898, 231044), (1958, 223964), (2314, 189508), (2596, 168922), (3068, 142934), (3212, 136526), (3796, 115522), (3916, 111982), (4307, 101816), (4628, 94754), (5192, 84461), (5251, 83512), (6136, 71467), (6424, 68263), (6497, 67496), (7592, 57761), (7832, 55991), (8437, 51976), (8614, 50908), (9256, 47377), (10439, 42008), (10502, 41756), (12727, 34456), (12994, 33748), (16874, 25988), (17228, 25454), (20878, 21004)]