77997612

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{389}}^1$

素因数の和:452

約数の個数: 144

約数和(自身を含む): 239016960

約数和(自身を除く): 161019348

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 31, 33, 42, 44, 49, 62, 66, 77, 84, 93, 98, 124, 132, 147, 154, 186, 196, 217, 231, 294, 308, 341, 372, 389, 434, 462, 539, 588, 651, 682, 778, 868, 924, 1023, 1078, 1167, 1302, 1364, 1519, 1556, 1617, 2046, 2156, 2334, 2387, 2604, 2723, 3038, 3234, 4092, 4279, 4557, 4668, 4774, 5446, 6076, 6468, 7161, 8169, 8558, 9114, 9548, 10892, 12059, 12837, 14322, 16338, 16709, 17116, 18228, 19061, 24118, 25674, 28644, 29953, 32676, 33418, 36177, 38122, 48236, 50127, 51348, 57183, 59906, 66836, 72354, 76244, 84413, 89859, 100254, 114366, 119812, 132649, 144708, 168826, 179718, 200508, 209671, 228732, 253239, 265298, 337652, 359436, 397947, 419342, 506478, 530596, 590891, 629013, 795894, 838684, 928543, 1012956, 1181782, 1258026, 1591788, 1772673, 1857086, 2363564, 2516052, 2785629, 3545346, 3714172, 5571258, 6499801, 7090692, 11142516, 12999602, 19499403, 25999204, 38998806, 77997612]

約数ペア:

[(1, 77997612), (2, 38998806), (3, 25999204), (4, 19499403), (6, 12999602), (7, 11142516), (11, 7090692), (12, 6499801), (14, 5571258), (21, 3714172), (22, 3545346), (28, 2785629), (31, 2516052), (33, 2363564), (42, 1857086), (44, 1772673), (49, 1591788), (62, 1258026), (66, 1181782), (77, 1012956), (84, 928543), (93, 838684), (98, 795894), (124, 629013), (132, 590891), (147, 530596), (154, 506478), (186, 419342), (196, 397947), (217, 359436), (231, 337652), (294, 265298), (308, 253239), (341, 228732), (372, 209671), (389, 200508), (434, 179718), (462, 168826), (539, 144708), (588, 132649), (651, 119812), (682, 114366), (778, 100254), (868, 89859), (924, 84413), (1023, 76244), (1078, 72354), (1167, 66836), (1302, 59906), (1364, 57183), (1519, 51348), (1556, 50127), (1617, 48236), (2046, 38122), (2156, 36177), (2334, 33418), (2387, 32676), (2604, 29953), (2723, 28644), (3038, 25674), (3234, 24118), (4092, 19061), (4279, 18228), (4557, 17116), (4668, 16709), (4774, 16338), (5446, 14322), (6076, 12837), (6468, 12059), (7161, 10892), (8169, 9548), (8558, 9114)]