85105980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{337}}^1$

素因数の和:436

約数の個数: 144

約数和(自身を含む): 274607424

約数和(自身を除く): 189501444

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 61, 69, 90, 92, 115, 122, 138, 180, 183, 207, 230, 244, 276, 305, 337, 345, 366, 414, 460, 549, 610, 674, 690, 732, 828, 915, 1011, 1035, 1098, 1220, 1348, 1380, 1403, 1685, 1830, 2022, 2070, 2196, 2745, 2806, 3033, 3370, 3660, 4044, 4140, 4209, 5055, 5490, 5612, 6066, 6740, 7015, 7751, 8418, 10110, 10980, 12132, 12627, 14030, 15165, 15502, 16836, 20220, 20557, 21045, 23253, 25254, 28060, 30330, 31004, 38755, 41114, 42090, 46506, 50508, 60660, 61671, 63135, 69759, 77510, 82228, 84180, 93012, 102785, 116265, 123342, 126270, 139518, 155020, 185013, 205570, 232530, 246684, 252540, 279036, 308355, 348795, 370026, 411140, 465060, 472811, 616710, 697590, 740052, 925065, 945622, 1233420, 1395180, 1418433, 1850130, 1891244, 2364055, 2836866, 3700260, 4255299, 4728110, 5673732, 7092165, 8510598, 9456220, 14184330, 17021196, 21276495, 28368660, 42552990, 85105980]

約数ペア:

[(1, 85105980), (2, 42552990), (3, 28368660), (4, 21276495), (5, 17021196), (6, 14184330), (9, 9456220), (10, 8510598), (12, 7092165), (15, 5673732), (18, 4728110), (20, 4255299), (23, 3700260), (30, 2836866), (36, 2364055), (45, 1891244), (46, 1850130), (60, 1418433), (61, 1395180), (69, 1233420), (90, 945622), (92, 925065), (115, 740052), (122, 697590), (138, 616710), (180, 472811), (183, 465060), (207, 411140), (230, 370026), (244, 348795), (276, 308355), (305, 279036), (337, 252540), (345, 246684), (366, 232530), (414, 205570), (460, 185013), (549, 155020), (610, 139518), (674, 126270), (690, 123342), (732, 116265), (828, 102785), (915, 93012), (1011, 84180), (1035, 82228), (1098, 77510), (1220, 69759), (1348, 63135), (1380, 61671), (1403, 60660), (1685, 50508), (1830, 46506), (2022, 42090), (2070, 41114), (2196, 38755), (2745, 31004), (2806, 30330), (3033, 28060), (3370, 25254), (3660, 23253), (4044, 21045), (4140, 20557), (4209, 20220), (5055, 16836), (5490, 15502), (5612, 15165), (6066, 14030), (6740, 12627), (7015, 12132), (7751, 10980), (8418, 10110)]