27637120

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1$

素因数の和:256

約数の個数: 128

約数和(自身を含む): 78336000

約数和(自身を除く): 50698880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 64, 70, 80, 112, 124, 128, 140, 155, 160, 199, 217, 224, 248, 280, 310, 320, 398, 434, 448, 496, 560, 620, 640, 796, 868, 896, 992, 995, 1085, 1120, 1240, 1393, 1592, 1736, 1984, 1990, 2170, 2240, 2480, 2786, 3184, 3472, 3968, 3980, 4340, 4480, 4960, 5572, 6169, 6368, 6944, 6965, 7960, 8680, 9920, 11144, 12338, 12736, 13888, 13930, 15920, 17360, 19840, 22288, 24676, 25472, 27776, 27860, 30845, 31840, 34720, 43183, 44576, 49352, 55720, 61690, 63680, 69440, 86366, 89152, 98704, 111440, 123380, 127360, 138880, 172732, 178304, 197408, 215915, 222880, 246760, 345464, 394816, 431830, 445760, 493520, 690928, 789632, 863660, 891520, 987040, 1381856, 1727320, 1974080, 2763712, 3454640, 3948160, 5527424, 6909280, 13818560, 27637120]

約数ペア:

[(1, 27637120), (2, 13818560), (4, 6909280), (5, 5527424), (7, 3948160), (8, 3454640), (10, 2763712), (14, 1974080), (16, 1727320), (20, 1381856), (28, 987040), (31, 891520), (32, 863660), (35, 789632), (40, 690928), (56, 493520), (62, 445760), (64, 431830), (70, 394816), (80, 345464), (112, 246760), (124, 222880), (128, 215915), (140, 197408), (155, 178304), (160, 172732), (199, 138880), (217, 127360), (224, 123380), (248, 111440), (280, 98704), (310, 89152), (320, 86366), (398, 69440), (434, 63680), (448, 61690), (496, 55720), (560, 49352), (620, 44576), (640, 43183), (796, 34720), (868, 31840), (896, 30845), (992, 27860), (995, 27776), (1085, 25472), (1120, 24676), (1240, 22288), (1393, 19840), (1592, 17360), (1736, 15920), (1984, 13930), (1990, 13888), (2170, 12736), (2240, 12338), (2480, 11144), (2786, 9920), (3184, 8680), (3472, 7960), (3968, 6965), (3980, 6944), (4340, 6368), (4480, 6169), (4960, 5572)]