81194904

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1$

素因数の和:238

約数の個数: 192

約数和(自身を含む): 270816000

約数和(自身を除く): 189621096

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 19, 21, 24, 28, 36, 38, 42, 56, 57, 61, 63, 72, 76, 84, 114, 122, 126, 133, 139, 152, 168, 171, 183, 228, 244, 252, 266, 278, 342, 366, 399, 417, 427, 456, 488, 504, 532, 549, 556, 684, 732, 798, 834, 854, 973, 1064, 1098, 1112, 1159, 1197, 1251, 1281, 1368, 1464, 1596, 1668, 1708, 1946, 2196, 2318, 2394, 2502, 2562, 2641, 2919, 3192, 3336, 3416, 3477, 3843, 3892, 4392, 4636, 4788, 5004, 5124, 5282, 5838, 6954, 7686, 7784, 7923, 8113, 8479, 8757, 9272, 9576, 10008, 10248, 10431, 10564, 11676, 13908, 15372, 15846, 16226, 16958, 17514, 18487, 20862, 21128, 23352, 23769, 24339, 25437, 27816, 30744, 31692, 32452, 33916, 35028, 36974, 41724, 47538, 48678, 50874, 55461, 59353, 63384, 64904, 67832, 70056, 73017, 73948, 76311, 83448, 95076, 97356, 101748, 110922, 118706, 146034, 147896, 152622, 161101, 166383, 178059, 190152, 194712, 203496, 221844, 237412, 292068, 305244, 322202, 332766, 356118, 443688, 474824, 483303, 534177, 584136, 610488, 644404, 665532, 712236, 966606, 1068354, 1127707, 1288808, 1331064, 1424472, 1449909, 1933212, 2136708, 2255414, 2899818, 3383121, 3866424, 4273416, 4510828, 5799636, 6766242, 9021656, 10149363, 11599272, 13532484, 20298726, 27064968, 40597452, 81194904]

約数ペア:

[(1, 81194904), (2, 40597452), (3, 27064968), (4, 20298726), (6, 13532484), (7, 11599272), (8, 10149363), (9, 9021656), (12, 6766242), (14, 5799636), (18, 4510828), (19, 4273416), (21, 3866424), (24, 3383121), (28, 2899818), (36, 2255414), (38, 2136708), (42, 1933212), (56, 1449909), (57, 1424472), (61, 1331064), (63, 1288808), (72, 1127707), (76, 1068354), (84, 966606), (114, 712236), (122, 665532), (126, 644404), (133, 610488), (139, 584136), (152, 534177), (168, 483303), (171, 474824), (183, 443688), (228, 356118), (244, 332766), (252, 322202), (266, 305244), (278, 292068), (342, 237412), (366, 221844), (399, 203496), (417, 194712), (427, 190152), (456, 178059), (488, 166383), (504, 161101), (532, 152622), (549, 147896), (556, 146034), (684, 118706), (732, 110922), (798, 101748), (834, 97356), (854, 95076), (973, 83448), (1064, 76311), (1098, 73948), (1112, 73017), (1159, 70056), (1197, 67832), (1251, 64904), (1281, 63384), (1368, 59353), (1464, 55461), (1596, 50874), (1668, 48678), (1708, 47538), (1946, 41724), (2196, 36974), (2318, 35028), (2394, 33916), (2502, 32452), (2562, 31692), (2641, 30744), (2919, 27816), (3192, 25437), (3336, 24339), (3416, 23769), (3477, 23352), (3843, 21128), (3892, 20862), (4392, 18487), (4636, 17514), (4788, 16958), (5004, 16226), (5124, 15846), (5282, 15372), (5838, 13908), (6954, 11676), (7686, 10564), (7784, 10431), (7923, 10248), (8113, 10008), (8479, 9576), (8757, 9272)]