561389760

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{397}}^1\times {\mathrm{491}}^1$

素因数の和:911

約数の個数: 168

約数和(自身を含む): 1939753296

約数和(自身を除く): 1378363536

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 144, 160, 180, 192, 240, 288, 320, 360, 397, 480, 491, 576, 720, 794, 960, 982, 1191, 1440, 1473, 1588, 1964, 1985, 2382, 2455, 2880, 2946, 3176, 3573, 3928, 3970, 4419, 4764, 4910, 5892, 5955, 6352, 7146, 7365, 7856, 7940, 8838, 9528, 9820, 11784, 11910, 12704, 14292, 14730, 15712, 15880, 17676, 17865, 19056, 19640, 22095, 23568, 23820, 25408, 28584, 29460, 31424, 31760, 35352, 35730, 38112, 39280, 44190, 47136, 47640, 57168, 58920, 63520, 70704, 71460, 76224, 78560, 88380, 94272, 95280, 114336, 117840, 127040, 141408, 142920, 157120, 176760, 190560, 194927, 228672, 235680, 282816, 285840, 353520, 381120, 389854, 471360, 571680, 584781, 707040, 779708, 974635, 1143360, 1169562, 1414080, 1559416, 1754343, 1949270, 2339124, 2923905, 3118832, 3508686, 3898540, 4678248, 5847810, 6237664, 7017372, 7797080, 8771715, 9356496, 11695620, 12475328, 14034744, 15594160, 17543430, 18712992, 23391240, 28069488, 31188320, 35086860, 37425984, 46782480, 56138976, 62376640, 70173720, 93564960, 112277952, 140347440, 187129920, 280694880, 561389760]

約数ペア:

[(1, 561389760), (2, 280694880), (3, 187129920), (4, 140347440), (5, 112277952), (6, 93564960), (8, 70173720), (9, 62376640), (10, 56138976), (12, 46782480), (15, 37425984), (16, 35086860), (18, 31188320), (20, 28069488), (24, 23391240), (30, 18712992), (32, 17543430), (36, 15594160), (40, 14034744), (45, 12475328), (48, 11695620), (60, 9356496), (64, 8771715), (72, 7797080), (80, 7017372), (90, 6237664), (96, 5847810), (120, 4678248), (144, 3898540), (160, 3508686), (180, 3118832), (192, 2923905), (240, 2339124), (288, 1949270), (320, 1754343), (360, 1559416), (397, 1414080), (480, 1169562), (491, 1143360), (576, 974635), (720, 779708), (794, 707040), (960, 584781), (982, 571680), (1191, 471360), (1440, 389854), (1473, 381120), (1588, 353520), (1964, 285840), (1985, 282816), (2382, 235680), (2455, 228672), (2880, 194927), (2946, 190560), (3176, 176760), (3573, 157120), (3928, 142920), (3970, 141408), (4419, 127040), (4764, 117840), (4910, 114336), (5892, 95280), (5955, 94272), (6352, 88380), (7146, 78560), (7365, 76224), (7856, 71460), (7940, 70704), (8838, 63520), (9528, 58920), (9820, 57168), (11784, 47640), (11910, 47136), (12704, 44190), (14292, 39280), (14730, 38112), (15712, 35730), (15880, 35352), (17676, 31760), (17865, 31424), (19056, 29460), (19640, 28584), (22095, 25408), (23568, 23820)]