202104760

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{397}}^1$

素因数の和:521

約数の個数: 128

約数和(自身を含む): 541598400

約数和(自身を除く): 339493640

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 89, 104, 110, 130, 143, 178, 220, 260, 286, 356, 397, 440, 445, 520, 572, 712, 715, 794, 890, 979, 1144, 1157, 1430, 1588, 1780, 1958, 1985, 2314, 2860, 3176, 3560, 3916, 3970, 4367, 4628, 4895, 5161, 5720, 5785, 7832, 7940, 8734, 9256, 9790, 10322, 11570, 12727, 15880, 17468, 19580, 20644, 21835, 23140, 25454, 25805, 34936, 35333, 39160, 41288, 43670, 46280, 50908, 51610, 56771, 63635, 70666, 87340, 101816, 103220, 113542, 127270, 141332, 174680, 176665, 206440, 227084, 254540, 282664, 283855, 353330, 388663, 454168, 459329, 509080, 567710, 706660, 777326, 918658, 1135420, 1413320, 1554652, 1837316, 1943315, 2270840, 2296645, 3109304, 3674632, 3886630, 4593290, 5052619, 7773260, 9186580, 10105238, 15546520, 18373160, 20210476, 25263095, 40420952, 50526190, 101052380, 202104760]

約数ペア:

[(1, 202104760), (2, 101052380), (4, 50526190), (5, 40420952), (8, 25263095), (10, 20210476), (11, 18373160), (13, 15546520), (20, 10105238), (22, 9186580), (26, 7773260), (40, 5052619), (44, 4593290), (52, 3886630), (55, 3674632), (65, 3109304), (88, 2296645), (89, 2270840), (104, 1943315), (110, 1837316), (130, 1554652), (143, 1413320), (178, 1135420), (220, 918658), (260, 777326), (286, 706660), (356, 567710), (397, 509080), (440, 459329), (445, 454168), (520, 388663), (572, 353330), (712, 283855), (715, 282664), (794, 254540), (890, 227084), (979, 206440), (1144, 176665), (1157, 174680), (1430, 141332), (1588, 127270), (1780, 113542), (1958, 103220), (1985, 101816), (2314, 87340), (2860, 70666), (3176, 63635), (3560, 56771), (3916, 51610), (3970, 50908), (4367, 46280), (4628, 43670), (4895, 41288), (5161, 39160), (5720, 35333), (5785, 34936), (7832, 25805), (7940, 25454), (8734, 23140), (9256, 21835), (9790, 20644), (10322, 19580), (11570, 17468), (12727, 15880)]