27481500

素因数分解:

$2^2\times 3^2\times 5^3\times {\mathrm{31}}^1\times {\mathrm{197}}^1$

素因数の和:253

約数の個数: 144

約数和(自身を含む): 89945856

約数和(自身を除く): 62464356

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 31, 36, 45, 50, 60, 62, 75, 90, 93, 100, 124, 125, 150, 155, 180, 186, 197, 225, 250, 279, 300, 310, 372, 375, 394, 450, 465, 500, 558, 591, 620, 750, 775, 788, 900, 930, 985, 1116, 1125, 1182, 1395, 1500, 1550, 1773, 1860, 1970, 2250, 2325, 2364, 2790, 2955, 3100, 3546, 3875, 3940, 4500, 4650, 4925, 5580, 5910, 6107, 6975, 7092, 7750, 8865, 9300, 9850, 11625, 11820, 12214, 13950, 14775, 15500, 17730, 18321, 19700, 23250, 24428, 24625, 27900, 29550, 30535, 34875, 35460, 36642, 44325, 46500, 49250, 54963, 59100, 61070, 69750, 73284, 73875, 88650, 91605, 98500, 109926, 122140, 139500, 147750, 152675, 177300, 183210, 219852, 221625, 274815, 295500, 305350, 366420, 443250, 458025, 549630, 610700, 763375, 886500, 916050, 1099260, 1374075, 1526750, 1832100, 2290125, 2748150, 3053500, 4580250, 5496300, 6870375, 9160500, 13740750, 27481500]

約数ペア:

[(1, 27481500), (2, 13740750), (3, 9160500), (4, 6870375), (5, 5496300), (6, 4580250), (9, 3053500), (10, 2748150), (12, 2290125), (15, 1832100), (18, 1526750), (20, 1374075), (25, 1099260), (30, 916050), (31, 886500), (36, 763375), (45, 610700), (50, 549630), (60, 458025), (62, 443250), (75, 366420), (90, 305350), (93, 295500), (100, 274815), (124, 221625), (125, 219852), (150, 183210), (155, 177300), (180, 152675), (186, 147750), (197, 139500), (225, 122140), (250, 109926), (279, 98500), (300, 91605), (310, 88650), (372, 73875), (375, 73284), (394, 69750), (450, 61070), (465, 59100), (500, 54963), (558, 49250), (591, 46500), (620, 44325), (750, 36642), (775, 35460), (788, 34875), (900, 30535), (930, 29550), (985, 27900), (1116, 24625), (1125, 24428), (1182, 23250), (1395, 19700), (1500, 18321), (1550, 17730), (1773, 15500), (1860, 14775), (1970, 13950), (2250, 12214), (2325, 11820), (2364, 11625), (2790, 9850), (2955, 9300), (3100, 8865), (3546, 7750), (3875, 7092), (3940, 6975), (4500, 6107), (4650, 5910), (4925, 5580)]