198518600

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{47}}^1\times {\mathrm{431}}^1$

素因数の和:508

約数の個数: 144

約数和(自身を含む): 549607680

約数和(自身を除く): 351089080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 47, 49, 50, 56, 70, 94, 98, 100, 140, 175, 188, 196, 200, 235, 245, 280, 329, 350, 376, 392, 431, 470, 490, 658, 700, 862, 940, 980, 1175, 1225, 1316, 1400, 1645, 1724, 1880, 1960, 2155, 2303, 2350, 2450, 2632, 3017, 3290, 3448, 4310, 4606, 4700, 4900, 6034, 6580, 8225, 8620, 9212, 9400, 9800, 10775, 11515, 12068, 13160, 15085, 16450, 17240, 18424, 20257, 21119, 21550, 23030, 24136, 30170, 32900, 40514, 42238, 43100, 46060, 57575, 60340, 65800, 75425, 81028, 84476, 86200, 92120, 101285, 105595, 115150, 120680, 141799, 150850, 162056, 168952, 202570, 211190, 230300, 283598, 301700, 405140, 422380, 460600, 506425, 527975, 567196, 603400, 708995, 810280, 844760, 992593, 1012850, 1055950, 1134392, 1417990, 1985186, 2025700, 2111900, 2835980, 3544975, 3970372, 4051400, 4223800, 4962965, 5671960, 7089950, 7940744, 9925930, 14179900, 19851860, 24814825, 28359800, 39703720, 49629650, 99259300, 198518600]

約数ペア:

[(1, 198518600), (2, 99259300), (4, 49629650), (5, 39703720), (7, 28359800), (8, 24814825), (10, 19851860), (14, 14179900), (20, 9925930), (25, 7940744), (28, 7089950), (35, 5671960), (40, 4962965), (47, 4223800), (49, 4051400), (50, 3970372), (56, 3544975), (70, 2835980), (94, 2111900), (98, 2025700), (100, 1985186), (140, 1417990), (175, 1134392), (188, 1055950), (196, 1012850), (200, 992593), (235, 844760), (245, 810280), (280, 708995), (329, 603400), (350, 567196), (376, 527975), (392, 506425), (431, 460600), (470, 422380), (490, 405140), (658, 301700), (700, 283598), (862, 230300), (940, 211190), (980, 202570), (1175, 168952), (1225, 162056), (1316, 150850), (1400, 141799), (1645, 120680), (1724, 115150), (1880, 105595), (1960, 101285), (2155, 92120), (2303, 86200), (2350, 84476), (2450, 81028), (2632, 75425), (3017, 65800), (3290, 60340), (3448, 57575), (4310, 46060), (4606, 43100), (4700, 42238), (4900, 40514), (6034, 32900), (6580, 30170), (8225, 24136), (8620, 23030), (9212, 21550), (9400, 21119), (9800, 20257), (10775, 18424), (11515, 17240), (12068, 16450), (13160, 15085)]