31740800

素因数分解:

$2^7\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1$

素因数の和:153

約数の個数: 192

約数和(自身を含む): 97389600

約数和(自身を除く): 65648800

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 25, 26, 28, 32, 35, 40, 50, 52, 56, 64, 65, 70, 80, 91, 100, 104, 109, 112, 128, 130, 140, 160, 175, 182, 200, 208, 218, 224, 260, 280, 320, 325, 350, 364, 400, 416, 436, 448, 455, 520, 545, 560, 640, 650, 700, 728, 763, 800, 832, 872, 896, 910, 1040, 1090, 1120, 1300, 1400, 1417, 1456, 1526, 1600, 1664, 1744, 1820, 2080, 2180, 2240, 2275, 2600, 2725, 2800, 2834, 2912, 3052, 3200, 3488, 3640, 3815, 4160, 4360, 4480, 4550, 5200, 5450, 5600, 5668, 5824, 6104, 6976, 7085, 7280, 7630, 8320, 8720, 9100, 9919, 10400, 10900, 11200, 11336, 11648, 12208, 13952, 14170, 14560, 15260, 17440, 18200, 19075, 19838, 20800, 21800, 22400, 22672, 24416, 28340, 29120, 30520, 34880, 35425, 36400, 38150, 39676, 41600, 43600, 45344, 48832, 49595, 56680, 58240, 61040, 69760, 70850, 72800, 76300, 79352, 87200, 90688, 97664, 99190, 113360, 122080, 141700, 145600, 152600, 158704, 174400, 181376, 198380, 226720, 244160, 247975, 283400, 291200, 305200, 317408, 348800, 396760, 453440, 488320, 495950, 566800, 610400, 634816, 793520, 906880, 991900, 1133600, 1220800, 1269632, 1587040, 1983800, 2267200, 2441600, 3174080, 3967600, 4534400, 6348160, 7935200, 15870400, 31740800]

約数ペア:

[(1, 31740800), (2, 15870400), (4, 7935200), (5, 6348160), (7, 4534400), (8, 3967600), (10, 3174080), (13, 2441600), (14, 2267200), (16, 1983800), (20, 1587040), (25, 1269632), (26, 1220800), (28, 1133600), (32, 991900), (35, 906880), (40, 793520), (50, 634816), (52, 610400), (56, 566800), (64, 495950), (65, 488320), (70, 453440), (80, 396760), (91, 348800), (100, 317408), (104, 305200), (109, 291200), (112, 283400), (128, 247975), (130, 244160), (140, 226720), (160, 198380), (175, 181376), (182, 174400), (200, 158704), (208, 152600), (218, 145600), (224, 141700), (260, 122080), (280, 113360), (320, 99190), (325, 97664), (350, 90688), (364, 87200), (400, 79352), (416, 76300), (436, 72800), (448, 70850), (455, 69760), (520, 61040), (545, 58240), (560, 56680), (640, 49595), (650, 48832), (700, 45344), (728, 43600), (763, 41600), (800, 39676), (832, 38150), (872, 36400), (896, 35425), (910, 34880), (1040, 30520), (1090, 29120), (1120, 28340), (1300, 24416), (1400, 22672), (1417, 22400), (1456, 21800), (1526, 20800), (1600, 19838), (1664, 19075), (1744, 18200), (1820, 17440), (2080, 15260), (2180, 14560), (2240, 14170), (2275, 13952), (2600, 12208), (2725, 11648), (2800, 11336), (2834, 11200), (2912, 10900), (3052, 10400), (3200, 9919), (3488, 9100), (3640, 8720), (3815, 8320), (4160, 7630), (4360, 7280), (4480, 7085), (4550, 6976), (5200, 6104), (5450, 5824), (5600, 5668)]