205732470

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{17539}}^1$

素因数の和:17589

約数の個数: 64

約数和(自身を含む): 545564160

約数和(自身を除く): 339831690

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 23, 30, 34, 46, 51, 69, 85, 102, 115, 138, 170, 230, 255, 345, 391, 510, 690, 782, 1173, 1955, 2346, 3910, 5865, 11730, 17539, 35078, 52617, 87695, 105234, 175390, 263085, 298163, 403397, 526170, 596326, 806794, 894489, 1210191, 1490815, 1788978, 2016985, 2420382, 2981630, 4033970, 4472445, 6050955, 6857749, 8944890, 12101910, 13715498, 20573247, 34288745, 41146494, 68577490, 102866235, 205732470]

約数ペア:

[(1, 205732470), (2, 102866235), (3, 68577490), (5, 41146494), (6, 34288745), (10, 20573247), (15, 13715498), (17, 12101910), (23, 8944890), (30, 6857749), (34, 6050955), (46, 4472445), (51, 4033970), (69, 2981630), (85, 2420382), (102, 2016985), (115, 1788978), (138, 1490815), (170, 1210191), (230, 894489), (255, 806794), (345, 596326), (391, 526170), (510, 403397), (690, 298163), (782, 263085), (1173, 175390), (1955, 105234), (2346, 87695), (3910, 52617), (5865, 35078), (11730, 17539)]