204787560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{709}}^1$

素因数の和:835

約数の個数: 128

約数和(自身を含む): 644112000

約数和(自身を除く): 439324440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 58, 60, 83, 87, 116, 120, 145, 166, 174, 232, 249, 290, 332, 348, 415, 435, 498, 580, 664, 696, 709, 830, 870, 996, 1160, 1245, 1418, 1660, 1740, 1992, 2127, 2407, 2490, 2836, 3320, 3480, 3545, 4254, 4814, 4980, 5672, 7090, 7221, 8508, 9628, 9960, 10635, 12035, 14180, 14442, 17016, 19256, 20561, 21270, 24070, 28360, 28884, 36105, 41122, 42540, 48140, 57768, 58847, 61683, 72210, 82244, 85080, 96280, 102805, 117694, 123366, 144420, 164488, 176541, 205610, 235388, 246732, 288840, 294235, 308415, 353082, 411220, 470776, 493464, 588470, 616830, 706164, 822440, 882705, 1176940, 1233660, 1412328, 1706563, 1765410, 2353880, 2467320, 3413126, 3530820, 5119689, 6826252, 7061640, 8532815, 10239378, 13652504, 17065630, 20478756, 25598445, 34131260, 40957512, 51196890, 68262520, 102393780, 204787560]

約数ペア:

[(1, 204787560), (2, 102393780), (3, 68262520), (4, 51196890), (5, 40957512), (6, 34131260), (8, 25598445), (10, 20478756), (12, 17065630), (15, 13652504), (20, 10239378), (24, 8532815), (29, 7061640), (30, 6826252), (40, 5119689), (58, 3530820), (60, 3413126), (83, 2467320), (87, 2353880), (116, 1765410), (120, 1706563), (145, 1412328), (166, 1233660), (174, 1176940), (232, 882705), (249, 822440), (290, 706164), (332, 616830), (348, 588470), (415, 493464), (435, 470776), (498, 411220), (580, 353082), (664, 308415), (696, 294235), (709, 288840), (830, 246732), (870, 235388), (996, 205610), (1160, 176541), (1245, 164488), (1418, 144420), (1660, 123366), (1740, 117694), (1992, 102805), (2127, 96280), (2407, 85080), (2490, 82244), (2836, 72210), (3320, 61683), (3480, 58847), (3545, 57768), (4254, 48140), (4814, 42540), (4980, 41122), (5672, 36105), (7090, 28884), (7221, 28360), (8508, 24070), (9628, 21270), (9960, 20561), (10635, 19256), (12035, 17016), (14180, 14442)]