277446132

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{197}}^1$

素因数の和:326

約数の個数: 144

約数和(自身を含む): 778377600

約数和(自身を除く): 500931468

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 29, 36, 38, 57, 58, 71, 76, 87, 114, 116, 142, 171, 174, 197, 213, 228, 261, 284, 342, 348, 394, 426, 522, 551, 591, 639, 684, 788, 852, 1044, 1102, 1182, 1278, 1349, 1653, 1773, 2059, 2204, 2364, 2556, 2698, 3306, 3546, 3743, 4047, 4118, 4959, 5396, 5713, 6177, 6612, 7092, 7486, 8094, 8236, 9918, 11229, 11426, 12141, 12354, 13987, 14972, 16188, 17139, 18531, 19836, 22458, 22852, 24282, 24708, 27974, 33687, 34278, 37062, 39121, 41961, 44916, 48564, 51417, 55948, 67374, 68556, 74124, 78242, 83922, 102834, 108547, 117363, 125883, 134748, 156484, 167844, 205668, 217094, 234726, 251766, 265753, 325641, 352089, 405623, 434188, 469452, 503532, 531506, 651282, 704178, 797259, 811246, 976923, 1063012, 1216869, 1302564, 1408356, 1594518, 1622492, 1953846, 2391777, 2433738, 3189036, 3650607, 3907692, 4783554, 4867476, 7301214, 7706837, 9567108, 14602428, 15413674, 23120511, 30827348, 46241022, 69361533, 92482044, 138723066, 277446132]

約数ペア:

[(1, 277446132), (2, 138723066), (3, 92482044), (4, 69361533), (6, 46241022), (9, 30827348), (12, 23120511), (18, 15413674), (19, 14602428), (29, 9567108), (36, 7706837), (38, 7301214), (57, 4867476), (58, 4783554), (71, 3907692), (76, 3650607), (87, 3189036), (114, 2433738), (116, 2391777), (142, 1953846), (171, 1622492), (174, 1594518), (197, 1408356), (213, 1302564), (228, 1216869), (261, 1063012), (284, 976923), (342, 811246), (348, 797259), (394, 704178), (426, 651282), (522, 531506), (551, 503532), (591, 469452), (639, 434188), (684, 405623), (788, 352089), (852, 325641), (1044, 265753), (1102, 251766), (1182, 234726), (1278, 217094), (1349, 205668), (1653, 167844), (1773, 156484), (2059, 134748), (2204, 125883), (2364, 117363), (2556, 108547), (2698, 102834), (3306, 83922), (3546, 78242), (3743, 74124), (4047, 68556), (4118, 67374), (4959, 55948), (5396, 51417), (5713, 48564), (6177, 44916), (6612, 41961), (7092, 39121), (7486, 37062), (8094, 34278), (8236, 33687), (9918, 27974), (11229, 24708), (11426, 24282), (12141, 22852), (12354, 22458), (13987, 19836), (14972, 18531), (16188, 17139)]