17974260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1637}}^1$

素因数の和:1713

約数の個数: 72

約数和(自身を含む): 55449576

約数和(自身を除く): 37475316

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 61, 90, 122, 180, 183, 244, 305, 366, 549, 610, 732, 915, 1098, 1220, 1637, 1830, 2196, 2745, 3274, 3660, 4911, 5490, 6548, 8185, 9822, 10980, 14733, 16370, 19644, 24555, 29466, 32740, 49110, 58932, 73665, 98220, 99857, 147330, 199714, 294660, 299571, 399428, 499285, 599142, 898713, 998570, 1198284, 1497855, 1797426, 1997140, 2995710, 3594852, 4493565, 5991420, 8987130, 17974260]

約数ペア:

[(1, 17974260), (2, 8987130), (3, 5991420), (4, 4493565), (5, 3594852), (6, 2995710), (9, 1997140), (10, 1797426), (12, 1497855), (15, 1198284), (18, 998570), (20, 898713), (30, 599142), (36, 499285), (45, 399428), (60, 299571), (61, 294660), (90, 199714), (122, 147330), (180, 99857), (183, 98220), (244, 73665), (305, 58932), (366, 49110), (549, 32740), (610, 29466), (732, 24555), (915, 19644), (1098, 16370), (1220, 14733), (1637, 10980), (1830, 9822), (2196, 8185), (2745, 6548), (3274, 5490), (3660, 4911)]