219906420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{2689}}^1$

素因数の和:2777

約数の個数: 96

約数和(自身を含む): 650764800

約数和(自身を除く): 430858380

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 47, 58, 60, 87, 94, 116, 141, 145, 174, 188, 235, 282, 290, 348, 435, 470, 564, 580, 705, 870, 940, 1363, 1410, 1740, 2689, 2726, 2820, 4089, 5378, 5452, 6815, 8067, 8178, 10756, 13445, 13630, 16134, 16356, 20445, 26890, 27260, 32268, 40335, 40890, 53780, 77981, 80670, 81780, 126383, 155962, 161340, 233943, 252766, 311924, 379149, 389905, 467886, 505532, 631915, 758298, 779810, 935772, 1169715, 1263830, 1516596, 1559620, 1895745, 2339430, 2527660, 3665107, 3791490, 4678860, 7330214, 7582980, 10995321, 14660428, 18325535, 21990642, 36651070, 43981284, 54976605, 73302140, 109953210, 219906420]

約数ペア:

[(1, 219906420), (2, 109953210), (3, 73302140), (4, 54976605), (5, 43981284), (6, 36651070), (10, 21990642), (12, 18325535), (15, 14660428), (20, 10995321), (29, 7582980), (30, 7330214), (47, 4678860), (58, 3791490), (60, 3665107), (87, 2527660), (94, 2339430), (116, 1895745), (141, 1559620), (145, 1516596), (174, 1263830), (188, 1169715), (235, 935772), (282, 779810), (290, 758298), (348, 631915), (435, 505532), (470, 467886), (564, 389905), (580, 379149), (705, 311924), (870, 252766), (940, 233943), (1363, 161340), (1410, 155962), (1740, 126383), (2689, 81780), (2726, 80670), (2820, 77981), (4089, 53780), (5378, 40890), (5452, 40335), (6815, 32268), (8067, 27260), (8178, 26890), (10756, 20445), (13445, 16356), (13630, 16134)]