258541668

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{61}}^1\times {\mathrm{139}}^1$

素因数の和:239

約数の個数: 216

約数和(自身を含む): 840432320

約数和(自身を除く): 581890652

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 21, 22, 28, 33, 36, 42, 44, 61, 63, 66, 77, 84, 99, 121, 122, 126, 132, 139, 154, 183, 198, 231, 242, 244, 252, 278, 308, 363, 366, 396, 417, 427, 462, 484, 549, 556, 671, 693, 726, 732, 834, 847, 854, 924, 973, 1089, 1098, 1251, 1281, 1342, 1386, 1452, 1529, 1668, 1694, 1708, 1946, 2013, 2178, 2196, 2502, 2541, 2562, 2684, 2772, 2919, 3058, 3388, 3843, 3892, 4026, 4356, 4587, 4697, 5004, 5082, 5124, 5838, 6039, 6116, 7381, 7623, 7686, 8052, 8479, 8757, 9174, 9394, 10164, 10703, 11676, 12078, 13761, 14091, 14762, 15246, 15372, 16819, 16958, 17514, 18348, 18788, 21406, 22143, 24156, 25437, 27522, 28182, 29524, 30492, 32109, 33638, 33916, 35028, 42273, 42812, 44286, 50457, 50874, 51667, 55044, 56364, 59353, 64218, 66429, 67276, 76311, 84546, 88572, 93269, 96327, 100914, 101748, 103334, 117733, 118706, 128436, 132858, 151371, 152622, 155001, 169092, 178059, 186538, 192654, 201828, 206668, 235466, 237412, 265716, 279807, 302742, 305244, 310002, 353199, 356118, 373076, 385308, 465003, 470932, 534177, 559614, 605484, 620004, 652883, 706398, 712236, 839421, 930006, 1025959, 1059597, 1068354, 1119228, 1305766, 1412796, 1678842, 1860012, 1958649, 2051918, 2119194, 2136708, 2611532, 3077877, 3357684, 3917298, 4103836, 4238388, 5875947, 6155754, 7181713, 7834596, 9233631, 11751894, 12311508, 14363426, 18467262, 21545139, 23503788, 28726852, 36934524, 43090278, 64635417, 86180556, 129270834, 258541668]

約数ペア:

[(1, 258541668), (2, 129270834), (3, 86180556), (4, 64635417), (6, 43090278), (7, 36934524), (9, 28726852), (11, 23503788), (12, 21545139), (14, 18467262), (18, 14363426), (21, 12311508), (22, 11751894), (28, 9233631), (33, 7834596), (36, 7181713), (42, 6155754), (44, 5875947), (61, 4238388), (63, 4103836), (66, 3917298), (77, 3357684), (84, 3077877), (99, 2611532), (121, 2136708), (122, 2119194), (126, 2051918), (132, 1958649), (139, 1860012), (154, 1678842), (183, 1412796), (198, 1305766), (231, 1119228), (242, 1068354), (244, 1059597), (252, 1025959), (278, 930006), (308, 839421), (363, 712236), (366, 706398), (396, 652883), (417, 620004), (427, 605484), (462, 559614), (484, 534177), (549, 470932), (556, 465003), (671, 385308), (693, 373076), (726, 356118), (732, 353199), (834, 310002), (847, 305244), (854, 302742), (924, 279807), (973, 265716), (1089, 237412), (1098, 235466), (1251, 206668), (1281, 201828), (1342, 192654), (1386, 186538), (1452, 178059), (1529, 169092), (1668, 155001), (1694, 152622), (1708, 151371), (1946, 132858), (2013, 128436), (2178, 118706), (2196, 117733), (2502, 103334), (2541, 101748), (2562, 100914), (2684, 96327), (2772, 93269), (2919, 88572), (3058, 84546), (3388, 76311), (3843, 67276), (3892, 66429), (4026, 64218), (4356, 59353), (4587, 56364), (4697, 55044), (5004, 51667), (5082, 50874), (5124, 50457), (5838, 44286), (6039, 42812), (6116, 42273), (7381, 35028), (7623, 33916), (7686, 33638), (8052, 32109), (8479, 30492), (8757, 29524), (9174, 28182), (9394, 27522), (10164, 25437), (10703, 24156), (11676, 22143), (12078, 21406), (13761, 18788), (14091, 18348), (14762, 17514), (15246, 16958), (15372, 16819)]