258855012

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{677}}^1$

素因数の和:762

約数の個数: 144

約数和(自身を含む): 760119360

約数和(自身を除く): 501264348

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 19, 26, 36, 38, 39, 43, 52, 57, 76, 78, 86, 114, 117, 129, 156, 171, 172, 228, 234, 247, 258, 342, 387, 468, 494, 516, 559, 677, 684, 741, 774, 817, 988, 1118, 1354, 1482, 1548, 1634, 1677, 2031, 2223, 2236, 2451, 2708, 2964, 3268, 3354, 4062, 4446, 4902, 5031, 6093, 6708, 7353, 8124, 8801, 8892, 9804, 10062, 10621, 12186, 12863, 14706, 17602, 20124, 21242, 24372, 25726, 26403, 29111, 29412, 31863, 35204, 38589, 42484, 51452, 52806, 58222, 63726, 77178, 79209, 87333, 95589, 105612, 115767, 116444, 127452, 154356, 158418, 167219, 174666, 191178, 231534, 261999, 316836, 334438, 349332, 378443, 382356, 463068, 501657, 523998, 553109, 668876, 756886, 1003314, 1047996, 1106218, 1135329, 1504971, 1513772, 1659327, 2006628, 2212436, 2270658, 3009942, 3318654, 3405987, 4541316, 4977981, 6019884, 6637308, 6811974, 7190417, 9955962, 13623948, 14380834, 19911924, 21571251, 28761668, 43142502, 64713753, 86285004, 129427506, 258855012]

約数ペア:

[(1, 258855012), (2, 129427506), (3, 86285004), (4, 64713753), (6, 43142502), (9, 28761668), (12, 21571251), (13, 19911924), (18, 14380834), (19, 13623948), (26, 9955962), (36, 7190417), (38, 6811974), (39, 6637308), (43, 6019884), (52, 4977981), (57, 4541316), (76, 3405987), (78, 3318654), (86, 3009942), (114, 2270658), (117, 2212436), (129, 2006628), (156, 1659327), (171, 1513772), (172, 1504971), (228, 1135329), (234, 1106218), (247, 1047996), (258, 1003314), (342, 756886), (387, 668876), (468, 553109), (494, 523998), (516, 501657), (559, 463068), (677, 382356), (684, 378443), (741, 349332), (774, 334438), (817, 316836), (988, 261999), (1118, 231534), (1354, 191178), (1482, 174666), (1548, 167219), (1634, 158418), (1677, 154356), (2031, 127452), (2223, 116444), (2236, 115767), (2451, 105612), (2708, 95589), (2964, 87333), (3268, 79209), (3354, 77178), (4062, 63726), (4446, 58222), (4902, 52806), (5031, 51452), (6093, 42484), (6708, 38589), (7353, 35204), (8124, 31863), (8801, 29412), (8892, 29111), (9804, 26403), (10062, 25726), (10621, 24372), (12186, 21242), (12863, 20124), (14706, 17602)]