204780000

素因数分解:

$2^5\times 3^1\times 5^4\times {\mathrm{3413}}^1$

素因数の和:3446

約数の個数: 120

約数和(自身を含む): 671916168

約数和(自身を除く): 467136168

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 75, 80, 96, 100, 120, 125, 150, 160, 200, 240, 250, 300, 375, 400, 480, 500, 600, 625, 750, 800, 1000, 1200, 1250, 1500, 1875, 2000, 2400, 2500, 3000, 3413, 3750, 4000, 5000, 6000, 6826, 7500, 10000, 10239, 12000, 13652, 15000, 17065, 20000, 20478, 27304, 30000, 34130, 40956, 51195, 54608, 60000, 68260, 81912, 85325, 102390, 109216, 136520, 163824, 170650, 204780, 255975, 273040, 327648, 341300, 409560, 426625, 511950, 546080, 682600, 819120, 853250, 1023900, 1279875, 1365200, 1638240, 1706500, 2047800, 2133125, 2559750, 2730400, 3413000, 4095600, 4266250, 5119500, 6399375, 6826000, 8191200, 8532500, 10239000, 12798750, 13652000, 17065000, 20478000, 25597500, 34130000, 40956000, 51195000, 68260000, 102390000, 204780000]

約数ペア:

[(1, 204780000), (2, 102390000), (3, 68260000), (4, 51195000), (5, 40956000), (6, 34130000), (8, 25597500), (10, 20478000), (12, 17065000), (15, 13652000), (16, 12798750), (20, 10239000), (24, 8532500), (25, 8191200), (30, 6826000), (32, 6399375), (40, 5119500), (48, 4266250), (50, 4095600), (60, 3413000), (75, 2730400), (80, 2559750), (96, 2133125), (100, 2047800), (120, 1706500), (125, 1638240), (150, 1365200), (160, 1279875), (200, 1023900), (240, 853250), (250, 819120), (300, 682600), (375, 546080), (400, 511950), (480, 426625), (500, 409560), (600, 341300), (625, 327648), (750, 273040), (800, 255975), (1000, 204780), (1200, 170650), (1250, 163824), (1500, 136520), (1875, 109216), (2000, 102390), (2400, 85325), (2500, 81912), (3000, 68260), (3413, 60000), (3750, 54608), (4000, 51195), (5000, 40956), (6000, 34130), (6826, 30000), (7500, 27304), (10000, 20478), (10239, 20000), (12000, 17065), (13652, 15000)]