211268340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{51031}}^1$

素因数の和:51069

約数の個数: 72

約数和(自身を含む): 668723328

約数和(自身を除く): 457454988

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 2070, 4140, 51031, 102062, 153093, 204124, 255155, 306186, 459279, 510310, 612372, 765465, 918558, 1020620, 1173713, 1530930, 1837116, 2296395, 2347426, 3061860, 3521139, 4592790, 4694852, 5868565, 7042278, 9185580, 10563417, 11737130, 14084556, 17605695, 21126834, 23474260, 35211390, 42253668, 52817085, 70422780, 105634170, 211268340]

約数ペア:

[(1, 211268340), (2, 105634170), (3, 70422780), (4, 52817085), (5, 42253668), (6, 35211390), (9, 23474260), (10, 21126834), (12, 17605695), (15, 14084556), (18, 11737130), (20, 10563417), (23, 9185580), (30, 7042278), (36, 5868565), (45, 4694852), (46, 4592790), (60, 3521139), (69, 3061860), (90, 2347426), (92, 2296395), (115, 1837116), (138, 1530930), (180, 1173713), (207, 1020620), (230, 918558), (276, 765465), (345, 612372), (414, 510310), (460, 459279), (690, 306186), (828, 255155), (1035, 204124), (1380, 153093), (2070, 102062), (4140, 51031)]