421636500

素因数分解:

$2^2\times 3^2\times 5^3\times {\mathrm{43}}^1\times {\mathrm{2179}}^1$

素因数の和:2247

約数の個数: 144

約数和(自身を含む): 1361680320

約数和(自身を除く): 940043820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 43, 45, 50, 60, 75, 86, 90, 100, 125, 129, 150, 172, 180, 215, 225, 250, 258, 300, 375, 387, 430, 450, 500, 516, 645, 750, 774, 860, 900, 1075, 1125, 1290, 1500, 1548, 1935, 2150, 2179, 2250, 2580, 3225, 3870, 4300, 4358, 4500, 5375, 6450, 6537, 7740, 8716, 9675, 10750, 10895, 12900, 13074, 16125, 19350, 19611, 21500, 21790, 26148, 32250, 32685, 38700, 39222, 43580, 48375, 54475, 64500, 65370, 78444, 93697, 96750, 98055, 108950, 130740, 163425, 187394, 193500, 196110, 217900, 272375, 281091, 326850, 374788, 392220, 468485, 490275, 544750, 562182, 653700, 817125, 843273, 936970, 980550, 1089500, 1124364, 1405455, 1634250, 1686546, 1873940, 1961100, 2342425, 2451375, 2810910, 3268500, 3373092, 4216365, 4684850, 4902750, 5621820, 7027275, 8432730, 9369700, 9805500, 11712125, 14054550, 16865460, 21081825, 23424250, 28109100, 35136375, 42163650, 46848500, 70272750, 84327300, 105409125, 140545500, 210818250, 421636500]

約数ペア:

[(1, 421636500), (2, 210818250), (3, 140545500), (4, 105409125), (5, 84327300), (6, 70272750), (9, 46848500), (10, 42163650), (12, 35136375), (15, 28109100), (18, 23424250), (20, 21081825), (25, 16865460), (30, 14054550), (36, 11712125), (43, 9805500), (45, 9369700), (50, 8432730), (60, 7027275), (75, 5621820), (86, 4902750), (90, 4684850), (100, 4216365), (125, 3373092), (129, 3268500), (150, 2810910), (172, 2451375), (180, 2342425), (215, 1961100), (225, 1873940), (250, 1686546), (258, 1634250), (300, 1405455), (375, 1124364), (387, 1089500), (430, 980550), (450, 936970), (500, 843273), (516, 817125), (645, 653700), (750, 562182), (774, 544750), (860, 490275), (900, 468485), (1075, 392220), (1125, 374788), (1290, 326850), (1500, 281091), (1548, 272375), (1935, 217900), (2150, 196110), (2179, 193500), (2250, 187394), (2580, 163425), (3225, 130740), (3870, 108950), (4300, 98055), (4358, 96750), (4500, 93697), (5375, 78444), (6450, 65370), (6537, 64500), (7740, 54475), (8716, 48375), (9675, 43580), (10750, 39222), (10895, 38700), (12900, 32685), (13074, 32250), (16125, 26148), (19350, 21790), (19611, 21500)]