67530400

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{389}}^1$

素因数の和:447

約数の個数: 144

約数和(自身を含む): 194987520

約数和(自身を除く): 127457120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 31, 32, 35, 40, 50, 56, 62, 70, 80, 100, 112, 124, 140, 155, 160, 175, 200, 217, 224, 248, 280, 310, 350, 389, 400, 434, 496, 560, 620, 700, 775, 778, 800, 868, 992, 1085, 1120, 1240, 1400, 1550, 1556, 1736, 1945, 2170, 2480, 2723, 2800, 3100, 3112, 3472, 3890, 4340, 4960, 5425, 5446, 5600, 6200, 6224, 6944, 7780, 8680, 9725, 10850, 10892, 12059, 12400, 12448, 13615, 15560, 17360, 19450, 21700, 21784, 24118, 24800, 27230, 31120, 34720, 38900, 43400, 43568, 48236, 54460, 60295, 62240, 68075, 77800, 84413, 86800, 87136, 96472, 108920, 120590, 136150, 155600, 168826, 173600, 192944, 217840, 241180, 272300, 301475, 311200, 337652, 385888, 422065, 435680, 482360, 544600, 602950, 675304, 844130, 964720, 1089200, 1205900, 1350608, 1688260, 1929440, 2110325, 2178400, 2411800, 2701216, 3376520, 4220650, 4823600, 6753040, 8441300, 9647200, 13506080, 16882600, 33765200, 67530400]

約数ペア:

[(1, 67530400), (2, 33765200), (4, 16882600), (5, 13506080), (7, 9647200), (8, 8441300), (10, 6753040), (14, 4823600), (16, 4220650), (20, 3376520), (25, 2701216), (28, 2411800), (31, 2178400), (32, 2110325), (35, 1929440), (40, 1688260), (50, 1350608), (56, 1205900), (62, 1089200), (70, 964720), (80, 844130), (100, 675304), (112, 602950), (124, 544600), (140, 482360), (155, 435680), (160, 422065), (175, 385888), (200, 337652), (217, 311200), (224, 301475), (248, 272300), (280, 241180), (310, 217840), (350, 192944), (389, 173600), (400, 168826), (434, 155600), (496, 136150), (560, 120590), (620, 108920), (700, 96472), (775, 87136), (778, 86800), (800, 84413), (868, 77800), (992, 68075), (1085, 62240), (1120, 60295), (1240, 54460), (1400, 48236), (1550, 43568), (1556, 43400), (1736, 38900), (1945, 34720), (2170, 31120), (2480, 27230), (2723, 24800), (2800, 24118), (3100, 21784), (3112, 21700), (3472, 19450), (3890, 17360), (4340, 15560), (4960, 13615), (5425, 12448), (5446, 12400), (5600, 12059), (6200, 10892), (6224, 10850), (6944, 9725), (7780, 8680)]