257765040

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{27539}}^1$

素因数の和:27571

約数の個数: 120

約数和(自身を含む): 932284080

約数和(自身を除く): 674519040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 104, 117, 120, 130, 144, 156, 180, 195, 208, 234, 240, 260, 312, 360, 390, 468, 520, 585, 624, 720, 780, 936, 1040, 1170, 1560, 1872, 2340, 3120, 4680, 9360, 27539, 55078, 82617, 110156, 137695, 165234, 220312, 247851, 275390, 330468, 358007, 413085, 440624, 495702, 550780, 660936, 716014, 826170, 991404, 1074021, 1101560, 1239255, 1321872, 1432028, 1652340, 1790035, 1982808, 2148042, 2203120, 2478510, 2864056, 3222063, 3304680, 3580070, 3965616, 4296084, 4957020, 5370105, 5728112, 6444126, 6609360, 7160140, 8592168, 9914040, 10740210, 12888252, 14320280, 16110315, 17184336, 19828080, 21480420, 25776504, 28640560, 32220630, 42960840, 51553008, 64441260, 85921680, 128882520, 257765040]

約数ペア:

[(1, 257765040), (2, 128882520), (3, 85921680), (4, 64441260), (5, 51553008), (6, 42960840), (8, 32220630), (9, 28640560), (10, 25776504), (12, 21480420), (13, 19828080), (15, 17184336), (16, 16110315), (18, 14320280), (20, 12888252), (24, 10740210), (26, 9914040), (30, 8592168), (36, 7160140), (39, 6609360), (40, 6444126), (45, 5728112), (48, 5370105), (52, 4957020), (60, 4296084), (65, 3965616), (72, 3580070), (78, 3304680), (80, 3222063), (90, 2864056), (104, 2478510), (117, 2203120), (120, 2148042), (130, 1982808), (144, 1790035), (156, 1652340), (180, 1432028), (195, 1321872), (208, 1239255), (234, 1101560), (240, 1074021), (260, 991404), (312, 826170), (360, 716014), (390, 660936), (468, 550780), (520, 495702), (585, 440624), (624, 413085), (720, 358007), (780, 330468), (936, 275390), (1040, 247851), (1170, 220312), (1560, 165234), (1872, 137695), (2340, 110156), (3120, 82617), (4680, 55078), (9360, 27539)]