220950000

素因数分解:

$2^4\times 3^2\times 5^5\times {\mathrm{491}}^1$

素因数の和:530

約数の個数: 180

約数和(自身を含む): 774466056

約数和(自身を除く): 553516056

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 36, 40, 45, 48, 50, 60, 72, 75, 80, 90, 100, 120, 125, 144, 150, 180, 200, 225, 240, 250, 300, 360, 375, 400, 450, 491, 500, 600, 625, 720, 750, 900, 982, 1000, 1125, 1200, 1250, 1473, 1500, 1800, 1875, 1964, 2000, 2250, 2455, 2500, 2946, 3000, 3125, 3600, 3750, 3928, 4419, 4500, 4910, 5000, 5625, 5892, 6000, 6250, 7365, 7500, 7856, 8838, 9000, 9375, 9820, 10000, 11250, 11784, 12275, 12500, 14730, 15000, 17676, 18000, 18750, 19640, 22095, 22500, 23568, 24550, 25000, 28125, 29460, 30000, 35352, 36825, 37500, 39280, 44190, 45000, 49100, 50000, 56250, 58920, 61375, 70704, 73650, 75000, 88380, 90000, 98200, 110475, 112500, 117840, 122750, 147300, 150000, 176760, 184125, 196400, 220950, 225000, 245500, 294600, 306875, 353520, 368250, 441900, 450000, 491000, 552375, 589200, 613750, 736500, 883800, 920625, 982000, 1104750, 1227500, 1473000, 1534375, 1767600, 1841250, 2209500, 2455000, 2761875, 2946000, 3068750, 3682500, 4419000, 4603125, 4910000, 5523750, 6137500, 7365000, 8838000, 9206250, 11047500, 12275000, 13809375, 14730000, 18412500, 22095000, 24550000, 27618750, 36825000, 44190000, 55237500, 73650000, 110475000, 220950000]

約数ペア:

[(1, 220950000), (2, 110475000), (3, 73650000), (4, 55237500), (5, 44190000), (6, 36825000), (8, 27618750), (9, 24550000), (10, 22095000), (12, 18412500), (15, 14730000), (16, 13809375), (18, 12275000), (20, 11047500), (24, 9206250), (25, 8838000), (30, 7365000), (36, 6137500), (40, 5523750), (45, 4910000), (48, 4603125), (50, 4419000), (60, 3682500), (72, 3068750), (75, 2946000), (80, 2761875), (90, 2455000), (100, 2209500), (120, 1841250), (125, 1767600), (144, 1534375), (150, 1473000), (180, 1227500), (200, 1104750), (225, 982000), (240, 920625), (250, 883800), (300, 736500), (360, 613750), (375, 589200), (400, 552375), (450, 491000), (491, 450000), (500, 441900), (600, 368250), (625, 353520), (720, 306875), (750, 294600), (900, 245500), (982, 225000), (1000, 220950), (1125, 196400), (1200, 184125), (1250, 176760), (1473, 150000), (1500, 147300), (1800, 122750), (1875, 117840), (1964, 112500), (2000, 110475), (2250, 98200), (2455, 90000), (2500, 88380), (2946, 75000), (3000, 73650), (3125, 70704), (3600, 61375), (3750, 58920), (3928, 56250), (4419, 50000), (4500, 49100), (4910, 45000), (5000, 44190), (5625, 39280), (5892, 37500), (6000, 36825), (6250, 35352), (7365, 30000), (7500, 29460), (7856, 28125), (8838, 25000), (9000, 24550), (9375, 23568), (9820, 22500), (10000, 22095), (11250, 19640), (11784, 18750), (12275, 18000), (12500, 17676), (14730, 15000)]