128226852

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{227}}^1$

素因数の和:338

約数の個数: 144

約数和(自身を含む): 376451712

約数和(自身を除く): 248224860

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 17, 18, 26, 34, 36, 39, 51, 52, 68, 71, 78, 102, 117, 142, 153, 156, 204, 213, 221, 227, 234, 284, 306, 426, 442, 454, 468, 612, 639, 663, 681, 852, 884, 908, 923, 1207, 1278, 1326, 1362, 1846, 1989, 2043, 2414, 2556, 2652, 2724, 2769, 2951, 3621, 3692, 3859, 3978, 4086, 4828, 5538, 5902, 7242, 7718, 7956, 8172, 8307, 8853, 10863, 11076, 11577, 11804, 14484, 15436, 15691, 16117, 16614, 17706, 21726, 23154, 26559, 31382, 32234, 33228, 34731, 35412, 43452, 46308, 47073, 48351, 50167, 53118, 62764, 64468, 69462, 94146, 96702, 100334, 106236, 138924, 141219, 145053, 150501, 188292, 193404, 200668, 209521, 273989, 282438, 290106, 301002, 419042, 451503, 547978, 564876, 580212, 602004, 628563, 821967, 838084, 903006, 1095956, 1257126, 1643934, 1806012, 1885689, 2465901, 2514252, 3287868, 3561857, 3771378, 4931802, 7123714, 7542756, 9863604, 10685571, 14247428, 21371142, 32056713, 42742284, 64113426, 128226852]

約数ペア:

[(1, 128226852), (2, 64113426), (3, 42742284), (4, 32056713), (6, 21371142), (9, 14247428), (12, 10685571), (13, 9863604), (17, 7542756), (18, 7123714), (26, 4931802), (34, 3771378), (36, 3561857), (39, 3287868), (51, 2514252), (52, 2465901), (68, 1885689), (71, 1806012), (78, 1643934), (102, 1257126), (117, 1095956), (142, 903006), (153, 838084), (156, 821967), (204, 628563), (213, 602004), (221, 580212), (227, 564876), (234, 547978), (284, 451503), (306, 419042), (426, 301002), (442, 290106), (454, 282438), (468, 273989), (612, 209521), (639, 200668), (663, 193404), (681, 188292), (852, 150501), (884, 145053), (908, 141219), (923, 138924), (1207, 106236), (1278, 100334), (1326, 96702), (1362, 94146), (1846, 69462), (1989, 64468), (2043, 62764), (2414, 53118), (2556, 50167), (2652, 48351), (2724, 47073), (2769, 46308), (2951, 43452), (3621, 35412), (3692, 34731), (3859, 33228), (3978, 32234), (4086, 31382), (4828, 26559), (5538, 23154), (5902, 21726), (7242, 17706), (7718, 16614), (7956, 16117), (8172, 15691), (8307, 15436), (8853, 14484), (10863, 11804), (11076, 11577)]