312990400

素因数分解:

$2^6\times 5^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{311}}^1$

素因数の和:387

約数の個数: 168

約数和(自身を含む): 840187296

約数和(自身を除く): 527196896

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 32, 34, 37, 40, 50, 64, 68, 74, 80, 85, 100, 136, 148, 160, 170, 185, 200, 272, 296, 311, 320, 340, 370, 400, 425, 544, 592, 622, 629, 680, 740, 800, 850, 925, 1088, 1184, 1244, 1258, 1360, 1480, 1555, 1600, 1700, 1850, 2368, 2488, 2516, 2720, 2960, 3110, 3145, 3400, 3700, 4976, 5032, 5287, 5440, 5920, 6220, 6290, 6800, 7400, 7775, 9952, 10064, 10574, 11507, 11840, 12440, 12580, 13600, 14800, 15550, 15725, 19904, 20128, 21148, 23014, 24880, 25160, 26435, 27200, 29600, 31100, 31450, 40256, 42296, 46028, 49760, 50320, 52870, 57535, 59200, 62200, 62900, 84592, 92056, 99520, 100640, 105740, 115070, 124400, 125800, 132175, 169184, 184112, 195619, 201280, 211480, 230140, 248800, 251600, 264350, 287675, 338368, 368224, 391238, 422960, 460280, 497600, 503200, 528700, 575350, 736448, 782476, 845920, 920560, 978095, 1006400, 1057400, 1150700, 1564952, 1691840, 1841120, 1956190, 2114800, 2301400, 3129904, 3682240, 3912380, 4229600, 4602800, 4890475, 6259808, 7824760, 8459200, 9205600, 9780950, 12519616, 15649520, 18411200, 19561900, 31299040, 39123800, 62598080, 78247600, 156495200, 312990400]

約数ペア:

[(1, 312990400), (2, 156495200), (4, 78247600), (5, 62598080), (8, 39123800), (10, 31299040), (16, 19561900), (17, 18411200), (20, 15649520), (25, 12519616), (32, 9780950), (34, 9205600), (37, 8459200), (40, 7824760), (50, 6259808), (64, 4890475), (68, 4602800), (74, 4229600), (80, 3912380), (85, 3682240), (100, 3129904), (136, 2301400), (148, 2114800), (160, 1956190), (170, 1841120), (185, 1691840), (200, 1564952), (272, 1150700), (296, 1057400), (311, 1006400), (320, 978095), (340, 920560), (370, 845920), (400, 782476), (425, 736448), (544, 575350), (592, 528700), (622, 503200), (629, 497600), (680, 460280), (740, 422960), (800, 391238), (850, 368224), (925, 338368), (1088, 287675), (1184, 264350), (1244, 251600), (1258, 248800), (1360, 230140), (1480, 211480), (1555, 201280), (1600, 195619), (1700, 184112), (1850, 169184), (2368, 132175), (2488, 125800), (2516, 124400), (2720, 115070), (2960, 105740), (3110, 100640), (3145, 99520), (3400, 92056), (3700, 84592), (4976, 62900), (5032, 62200), (5287, 59200), (5440, 57535), (5920, 52870), (6220, 50320), (6290, 49760), (6800, 46028), (7400, 42296), (7775, 40256), (9952, 31450), (10064, 31100), (10574, 29600), (11507, 27200), (11840, 26435), (12440, 25160), (12580, 24880), (13600, 23014), (14800, 21148), (15550, 20128), (15725, 19904)]