262048000

素因数分解:

$2^8\times 5^3\times {\mathrm{19}}^1\times {\mathrm{431}}^1$

素因数の和:481

約数の個数: 144

約数和(自身を含む): 688746240

約数和(自身を除く): 426698240

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 32, 38, 40, 50, 64, 76, 80, 95, 100, 125, 128, 152, 160, 190, 200, 250, 256, 304, 320, 380, 400, 431, 475, 500, 608, 640, 760, 800, 862, 950, 1000, 1216, 1280, 1520, 1600, 1724, 1900, 2000, 2155, 2375, 2432, 3040, 3200, 3448, 3800, 4000, 4310, 4750, 4864, 6080, 6400, 6896, 7600, 8000, 8189, 8620, 9500, 10775, 12160, 13792, 15200, 16000, 16378, 17240, 19000, 21550, 24320, 27584, 30400, 32000, 32756, 34480, 38000, 40945, 43100, 53875, 55168, 60800, 65512, 68960, 76000, 81890, 86200, 107750, 110336, 121600, 131024, 137920, 152000, 163780, 172400, 204725, 215500, 262048, 275840, 304000, 327560, 344800, 409450, 431000, 524096, 551680, 608000, 655120, 689600, 818900, 862000, 1023625, 1048192, 1310240, 1379200, 1637800, 1724000, 2047250, 2096384, 2620480, 2758400, 3275600, 3448000, 4094500, 5240960, 6551200, 6896000, 8189000, 10481920, 13102400, 13792000, 16378000, 26204800, 32756000, 52409600, 65512000, 131024000, 262048000]

約数ペア:

[(1, 262048000), (2, 131024000), (4, 65512000), (5, 52409600), (8, 32756000), (10, 26204800), (16, 16378000), (19, 13792000), (20, 13102400), (25, 10481920), (32, 8189000), (38, 6896000), (40, 6551200), (50, 5240960), (64, 4094500), (76, 3448000), (80, 3275600), (95, 2758400), (100, 2620480), (125, 2096384), (128, 2047250), (152, 1724000), (160, 1637800), (190, 1379200), (200, 1310240), (250, 1048192), (256, 1023625), (304, 862000), (320, 818900), (380, 689600), (400, 655120), (431, 608000), (475, 551680), (500, 524096), (608, 431000), (640, 409450), (760, 344800), (800, 327560), (862, 304000), (950, 275840), (1000, 262048), (1216, 215500), (1280, 204725), (1520, 172400), (1600, 163780), (1724, 152000), (1900, 137920), (2000, 131024), (2155, 121600), (2375, 110336), (2432, 107750), (3040, 86200), (3200, 81890), (3448, 76000), (3800, 68960), (4000, 65512), (4310, 60800), (4750, 55168), (4864, 53875), (6080, 43100), (6400, 40945), (6896, 38000), (7600, 34480), (8000, 32756), (8189, 32000), (8620, 30400), (9500, 27584), (10775, 24320), (12160, 21550), (13792, 19000), (15200, 17240), (16000, 16378)]