263897712

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{2311}}^1$

素因数の和:2399

約数の個数: 120

約数和(自身を含む): 808746848

約数和(自身を除く): 544849136

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 61, 72, 78, 104, 117, 122, 144, 156, 183, 208, 234, 244, 312, 366, 468, 488, 549, 624, 732, 793, 936, 976, 1098, 1464, 1586, 1872, 2196, 2311, 2379, 2928, 3172, 4392, 4622, 4758, 6344, 6933, 7137, 8784, 9244, 9516, 12688, 13866, 14274, 18488, 19032, 20799, 27732, 28548, 30043, 36976, 38064, 41598, 55464, 57096, 60086, 83196, 90129, 110928, 114192, 120172, 140971, 166392, 180258, 240344, 270387, 281942, 332784, 360516, 422913, 480688, 540774, 563884, 721032, 845826, 1081548, 1127768, 1268739, 1442064, 1691652, 1832623, 2163096, 2255536, 2537478, 3383304, 3665246, 4326192, 5074956, 5497869, 6766608, 7330492, 10149912, 10995738, 14660984, 16493607, 20299824, 21991476, 29321968, 32987214, 43982952, 65974428, 87965904, 131948856, 263897712]

約数ペア:

[(1, 263897712), (2, 131948856), (3, 87965904), (4, 65974428), (6, 43982952), (8, 32987214), (9, 29321968), (12, 21991476), (13, 20299824), (16, 16493607), (18, 14660984), (24, 10995738), (26, 10149912), (36, 7330492), (39, 6766608), (48, 5497869), (52, 5074956), (61, 4326192), (72, 3665246), (78, 3383304), (104, 2537478), (117, 2255536), (122, 2163096), (144, 1832623), (156, 1691652), (183, 1442064), (208, 1268739), (234, 1127768), (244, 1081548), (312, 845826), (366, 721032), (468, 563884), (488, 540774), (549, 480688), (624, 422913), (732, 360516), (793, 332784), (936, 281942), (976, 270387), (1098, 240344), (1464, 180258), (1586, 166392), (1872, 140971), (2196, 120172), (2311, 114192), (2379, 110928), (2928, 90129), (3172, 83196), (4392, 60086), (4622, 57096), (4758, 55464), (6344, 41598), (6933, 38064), (7137, 36976), (8784, 30043), (9244, 28548), (9516, 27732), (12688, 20799), (13866, 19032), (14274, 18488)]