251914572

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{587}}^1$

素因数の和:748

約数の個数: 144

約数和(自身を含む): 791062272

約数和(自身を除く): 539147700

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 63, 78, 84, 91, 117, 126, 131, 156, 182, 234, 252, 262, 273, 364, 393, 468, 524, 546, 587, 786, 819, 917, 1092, 1174, 1179, 1572, 1638, 1703, 1761, 1834, 2348, 2358, 2751, 3276, 3406, 3522, 3668, 4109, 4716, 5109, 5283, 5502, 6812, 7044, 7631, 8218, 8253, 10218, 10566, 11004, 11921, 12327, 15262, 15327, 16436, 16506, 20436, 21132, 22893, 23842, 24654, 30524, 30654, 33012, 35763, 36981, 45786, 47684, 49308, 53417, 61308, 68679, 71526, 73962, 76897, 91572, 106834, 107289, 137358, 143052, 147924, 153794, 160251, 213668, 214578, 230691, 274716, 307588, 320502, 429156, 461382, 480753, 538279, 641004, 692073, 922764, 961506, 999661, 1076558, 1384146, 1614837, 1923012, 1999322, 2153116, 2768292, 2998983, 3229674, 3998644, 4844511, 5997966, 6459348, 6997627, 8996949, 9689022, 11995932, 13995254, 17993898, 19378044, 20992881, 27990508, 35987796, 41985762, 62978643, 83971524, 125957286, 251914572]

約数ペア:

[(1, 251914572), (2, 125957286), (3, 83971524), (4, 62978643), (6, 41985762), (7, 35987796), (9, 27990508), (12, 20992881), (13, 19378044), (14, 17993898), (18, 13995254), (21, 11995932), (26, 9689022), (28, 8996949), (36, 6997627), (39, 6459348), (42, 5997966), (52, 4844511), (63, 3998644), (78, 3229674), (84, 2998983), (91, 2768292), (117, 2153116), (126, 1999322), (131, 1923012), (156, 1614837), (182, 1384146), (234, 1076558), (252, 999661), (262, 961506), (273, 922764), (364, 692073), (393, 641004), (468, 538279), (524, 480753), (546, 461382), (587, 429156), (786, 320502), (819, 307588), (917, 274716), (1092, 230691), (1174, 214578), (1179, 213668), (1572, 160251), (1638, 153794), (1703, 147924), (1761, 143052), (1834, 137358), (2348, 107289), (2358, 106834), (2751, 91572), (3276, 76897), (3406, 73962), (3522, 71526), (3668, 68679), (4109, 61308), (4716, 53417), (5109, 49308), (5283, 47684), (5502, 45786), (6812, 36981), (7044, 35763), (7631, 33012), (8218, 30654), (8253, 30524), (10218, 24654), (10566, 23842), (11004, 22893), (11921, 21132), (12327, 20436), (15262, 16506), (15327, 16436)]