230385400

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{43}}^2\times {\mathrm{89}}^1$

素因数の和:198

約数の個数: 144

約数和(自身を含む): 633776400

約数和(自身を除く): 403391000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 43, 50, 56, 70, 86, 89, 100, 140, 172, 175, 178, 200, 215, 280, 301, 344, 350, 356, 430, 445, 602, 623, 700, 712, 860, 890, 1075, 1204, 1246, 1400, 1505, 1720, 1780, 1849, 2150, 2225, 2408, 2492, 3010, 3115, 3560, 3698, 3827, 4300, 4450, 4984, 6020, 6230, 7396, 7525, 7654, 8600, 8900, 9245, 12040, 12460, 12943, 14792, 15050, 15308, 15575, 17800, 18490, 19135, 24920, 25886, 26789, 30100, 30616, 31150, 36980, 38270, 46225, 51772, 53578, 60200, 62300, 64715, 73960, 76540, 92450, 95675, 103544, 107156, 124600, 129430, 133945, 153080, 164561, 184900, 191350, 214312, 258860, 267890, 323575, 329122, 369800, 382700, 517720, 535780, 647150, 658244, 669725, 765400, 822805, 1071560, 1151927, 1294300, 1316488, 1339450, 1645610, 2303854, 2588600, 2678900, 3291220, 4114025, 4607708, 5357800, 5759635, 6582440, 8228050, 9215416, 11519270, 16456100, 23038540, 28798175, 32912200, 46077080, 57596350, 115192700, 230385400]

約数ペア:

[(1, 230385400), (2, 115192700), (4, 57596350), (5, 46077080), (7, 32912200), (8, 28798175), (10, 23038540), (14, 16456100), (20, 11519270), (25, 9215416), (28, 8228050), (35, 6582440), (40, 5759635), (43, 5357800), (50, 4607708), (56, 4114025), (70, 3291220), (86, 2678900), (89, 2588600), (100, 2303854), (140, 1645610), (172, 1339450), (175, 1316488), (178, 1294300), (200, 1151927), (215, 1071560), (280, 822805), (301, 765400), (344, 669725), (350, 658244), (356, 647150), (430, 535780), (445, 517720), (602, 382700), (623, 369800), (700, 329122), (712, 323575), (860, 267890), (890, 258860), (1075, 214312), (1204, 191350), (1246, 184900), (1400, 164561), (1505, 153080), (1720, 133945), (1780, 129430), (1849, 124600), (2150, 107156), (2225, 103544), (2408, 95675), (2492, 92450), (3010, 76540), (3115, 73960), (3560, 64715), (3698, 62300), (3827, 60200), (4300, 53578), (4450, 51772), (4984, 46225), (6020, 38270), (6230, 36980), (7396, 31150), (7525, 30616), (7654, 30100), (8600, 26789), (8900, 25886), (9245, 24920), (12040, 19135), (12460, 18490), (12943, 17800), (14792, 15575), (15050, 15308)]