72960000

素因数分解:

$2^{11}\times 3^1\times 5^4\times {\mathrm{19}}^1$

素因数の和:64

約数の個数: 240

約数和(自身を含む): 255855600

約数和(自身を除く): 182895600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 25, 30, 32, 38, 40, 48, 50, 57, 60, 64, 75, 76, 80, 95, 96, 100, 114, 120, 125, 128, 150, 152, 160, 190, 192, 200, 228, 240, 250, 256, 285, 300, 304, 320, 375, 380, 384, 400, 456, 475, 480, 500, 512, 570, 600, 608, 625, 640, 750, 760, 768, 800, 912, 950, 960, 1000, 1024, 1140, 1200, 1216, 1250, 1280, 1425, 1500, 1520, 1536, 1600, 1824, 1875, 1900, 1920, 2000, 2048, 2280, 2375, 2400, 2432, 2500, 2560, 2850, 3000, 3040, 3072, 3200, 3648, 3750, 3800, 3840, 4000, 4560, 4750, 4800, 4864, 5000, 5120, 5700, 6000, 6080, 6144, 6400, 7125, 7296, 7500, 7600, 7680, 8000, 9120, 9500, 9600, 9728, 10000, 10240, 11400, 11875, 12000, 12160, 12800, 14250, 14592, 15000, 15200, 15360, 16000, 18240, 19000, 19200, 19456, 20000, 22800, 23750, 24000, 24320, 25600, 28500, 29184, 30000, 30400, 30720, 32000, 35625, 36480, 38000, 38400, 38912, 40000, 45600, 47500, 48000, 48640, 51200, 57000, 58368, 60000, 60800, 64000, 71250, 72960, 76000, 76800, 80000, 91200, 95000, 96000, 97280, 114000, 116736, 120000, 121600, 128000, 142500, 145920, 152000, 153600, 160000, 182400, 190000, 192000, 194560, 228000, 240000, 243200, 256000, 285000, 291840, 304000, 320000, 364800, 380000, 384000, 456000, 480000, 486400, 570000, 583680, 608000, 640000, 729600, 760000, 768000, 912000, 960000, 972800, 1140000, 1216000, 1280000, 1459200, 1520000, 1824000, 1920000, 2280000, 2432000, 2918400, 3040000, 3648000, 3840000, 4560000, 4864000, 6080000, 7296000, 9120000, 12160000, 14592000, 18240000, 24320000, 36480000, 72960000]

約数ペア:

[(1, 72960000), (2, 36480000), (3, 24320000), (4, 18240000), (5, 14592000), (6, 12160000), (8, 9120000), (10, 7296000), (12, 6080000), (15, 4864000), (16, 4560000), (19, 3840000), (20, 3648000), (24, 3040000), (25, 2918400), (30, 2432000), (32, 2280000), (38, 1920000), (40, 1824000), (48, 1520000), (50, 1459200), (57, 1280000), (60, 1216000), (64, 1140000), (75, 972800), (76, 960000), (80, 912000), (95, 768000), (96, 760000), (100, 729600), (114, 640000), (120, 608000), (125, 583680), (128, 570000), (150, 486400), (152, 480000), (160, 456000), (190, 384000), (192, 380000), (200, 364800), (228, 320000), (240, 304000), (250, 291840), (256, 285000), (285, 256000), (300, 243200), (304, 240000), (320, 228000), (375, 194560), (380, 192000), (384, 190000), (400, 182400), (456, 160000), (475, 153600), (480, 152000), (500, 145920), (512, 142500), (570, 128000), (600, 121600), (608, 120000), (625, 116736), (640, 114000), (750, 97280), (760, 96000), (768, 95000), (800, 91200), (912, 80000), (950, 76800), (960, 76000), (1000, 72960), (1024, 71250), (1140, 64000), (1200, 60800), (1216, 60000), (1250, 58368), (1280, 57000), (1425, 51200), (1500, 48640), (1520, 48000), (1536, 47500), (1600, 45600), (1824, 40000), (1875, 38912), (1900, 38400), (1920, 38000), (2000, 36480), (2048, 35625), (2280, 32000), (2375, 30720), (2400, 30400), (2432, 30000), (2500, 29184), (2560, 28500), (2850, 25600), (3000, 24320), (3040, 24000), (3072, 23750), (3200, 22800), (3648, 20000), (3750, 19456), (3800, 19200), (3840, 19000), (4000, 18240), (4560, 16000), (4750, 15360), (4800, 15200), (4864, 15000), (5000, 14592), (5120, 14250), (5700, 12800), (6000, 12160), (6080, 12000), (6144, 11875), (6400, 11400), (7125, 10240), (7296, 10000), (7500, 9728), (7600, 9600), (7680, 9500), (8000, 9120)]