81600372

素因数分解:

$2^2\times 3^5\times 7^1\times {\mathrm{67}}^1\times {\mathrm{179}}^1$

素因数の和:272

約数の個数: 144

約数和(自身を含む): 249500160

約数和(自身を除く): 167899788

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 67, 81, 84, 108, 126, 134, 162, 179, 189, 201, 243, 252, 268, 324, 358, 378, 402, 469, 486, 537, 567, 603, 716, 756, 804, 938, 972, 1074, 1134, 1206, 1253, 1407, 1611, 1701, 1809, 1876, 2148, 2268, 2412, 2506, 2814, 3222, 3402, 3618, 3759, 4221, 4833, 5012, 5427, 5628, 6444, 6804, 7236, 7518, 8442, 9666, 10854, 11277, 11993, 12663, 14499, 15036, 16281, 16884, 19332, 21708, 22554, 23986, 25326, 28998, 32562, 33831, 35979, 37989, 43497, 45108, 47972, 50652, 57996, 65124, 67662, 71958, 75978, 83951, 86994, 101493, 107937, 113967, 135324, 143916, 151956, 167902, 173988, 202986, 215874, 227934, 251853, 304479, 323811, 335804, 405972, 431748, 455868, 503706, 608958, 647622, 755559, 971433, 1007412, 1217916, 1295244, 1511118, 1942866, 2266677, 2914299, 3022236, 3885732, 4533354, 5828598, 6800031, 9066708, 11657196, 13600062, 20400093, 27200124, 40800186, 81600372]

約数ペア:

[(1, 81600372), (2, 40800186), (3, 27200124), (4, 20400093), (6, 13600062), (7, 11657196), (9, 9066708), (12, 6800031), (14, 5828598), (18, 4533354), (21, 3885732), (27, 3022236), (28, 2914299), (36, 2266677), (42, 1942866), (54, 1511118), (63, 1295244), (67, 1217916), (81, 1007412), (84, 971433), (108, 755559), (126, 647622), (134, 608958), (162, 503706), (179, 455868), (189, 431748), (201, 405972), (243, 335804), (252, 323811), (268, 304479), (324, 251853), (358, 227934), (378, 215874), (402, 202986), (469, 173988), (486, 167902), (537, 151956), (567, 143916), (603, 135324), (716, 113967), (756, 107937), (804, 101493), (938, 86994), (972, 83951), (1074, 75978), (1134, 71958), (1206, 67662), (1253, 65124), (1407, 57996), (1611, 50652), (1701, 47972), (1809, 45108), (1876, 43497), (2148, 37989), (2268, 35979), (2412, 33831), (2506, 32562), (2814, 28998), (3222, 25326), (3402, 23986), (3618, 22554), (3759, 21708), (4221, 19332), (4833, 16884), (5012, 16281), (5427, 15036), (5628, 14499), (6444, 12663), (6804, 11993), (7236, 11277), (7518, 10854), (8442, 9666)]