72840000

素因数分解:

$2^6\times 3^1\times 5^4\times {\mathrm{607}}^1$

素因数の和:642

約数の個数: 140

約数和(自身を含む): 241222784

約数和(自身を除く): 168382784

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 64, 75, 80, 96, 100, 120, 125, 150, 160, 192, 200, 240, 250, 300, 320, 375, 400, 480, 500, 600, 607, 625, 750, 800, 960, 1000, 1200, 1214, 1250, 1500, 1600, 1821, 1875, 2000, 2400, 2428, 2500, 3000, 3035, 3642, 3750, 4000, 4800, 4856, 5000, 6000, 6070, 7284, 7500, 8000, 9105, 9712, 10000, 12000, 12140, 14568, 15000, 15175, 18210, 19424, 20000, 24000, 24280, 29136, 30000, 30350, 36420, 38848, 40000, 45525, 48560, 58272, 60000, 60700, 72840, 75875, 91050, 97120, 116544, 120000, 121400, 145680, 151750, 182100, 194240, 227625, 242800, 291360, 303500, 364200, 379375, 455250, 485600, 582720, 607000, 728400, 758750, 910500, 971200, 1138125, 1214000, 1456800, 1517500, 1821000, 2276250, 2428000, 2913600, 3035000, 3642000, 4552500, 4856000, 6070000, 7284000, 9105000, 12140000, 14568000, 18210000, 24280000, 36420000, 72840000]

約数ペア:

[(1, 72840000), (2, 36420000), (3, 24280000), (4, 18210000), (5, 14568000), (6, 12140000), (8, 9105000), (10, 7284000), (12, 6070000), (15, 4856000), (16, 4552500), (20, 3642000), (24, 3035000), (25, 2913600), (30, 2428000), (32, 2276250), (40, 1821000), (48, 1517500), (50, 1456800), (60, 1214000), (64, 1138125), (75, 971200), (80, 910500), (96, 758750), (100, 728400), (120, 607000), (125, 582720), (150, 485600), (160, 455250), (192, 379375), (200, 364200), (240, 303500), (250, 291360), (300, 242800), (320, 227625), (375, 194240), (400, 182100), (480, 151750), (500, 145680), (600, 121400), (607, 120000), (625, 116544), (750, 97120), (800, 91050), (960, 75875), (1000, 72840), (1200, 60700), (1214, 60000), (1250, 58272), (1500, 48560), (1600, 45525), (1821, 40000), (1875, 38848), (2000, 36420), (2400, 30350), (2428, 30000), (2500, 29136), (3000, 24280), (3035, 24000), (3642, 20000), (3750, 19424), (4000, 18210), (4800, 15175), (4856, 15000), (5000, 14568), (6000, 12140), (6070, 12000), (7284, 10000), (7500, 9712), (8000, 9105)]