268286564

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1483}}^1$

素因数の和:1585

約数の個数: 72

約数和(自身を含む): 596852928

約数和(自身を除く): 328566364

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 71, 91, 98, 142, 182, 196, 284, 364, 497, 637, 923, 994, 1274, 1483, 1846, 1988, 2548, 2966, 3479, 3692, 5932, 6461, 6958, 10381, 12922, 13916, 19279, 20762, 25844, 38558, 41524, 45227, 72667, 77116, 90454, 105293, 134953, 145334, 180908, 210586, 269906, 290668, 421172, 539812, 737051, 944671, 1368809, 1474102, 1889342, 2737618, 2948204, 3778684, 5159357, 5475236, 9581663, 10318714, 19163326, 20637428, 38326652, 67071641, 134143282, 268286564]

約数ペア:

[(1, 268286564), (2, 134143282), (4, 67071641), (7, 38326652), (13, 20637428), (14, 19163326), (26, 10318714), (28, 9581663), (49, 5475236), (52, 5159357), (71, 3778684), (91, 2948204), (98, 2737618), (142, 1889342), (182, 1474102), (196, 1368809), (284, 944671), (364, 737051), (497, 539812), (637, 421172), (923, 290668), (994, 269906), (1274, 210586), (1483, 180908), (1846, 145334), (1988, 134953), (2548, 105293), (2966, 90454), (3479, 77116), (3692, 72667), (5932, 45227), (6461, 41524), (6958, 38558), (10381, 25844), (12922, 20762), (13916, 19279)]