30998700

素因数分解:

$2^2\times 3^4\times 5^2\times {\mathrm{43}}^1\times {\mathrm{89}}^1$

素因数の和:158

約数の個数: 180

約数和(自身を含む): 103977720

約数和(自身を除く): 72979020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 43, 45, 50, 54, 60, 75, 81, 86, 89, 90, 100, 108, 129, 135, 150, 162, 172, 178, 180, 215, 225, 258, 267, 270, 300, 324, 356, 387, 405, 430, 445, 450, 516, 534, 540, 645, 675, 774, 801, 810, 860, 890, 900, 1068, 1075, 1161, 1290, 1335, 1350, 1548, 1602, 1620, 1780, 1935, 2025, 2150, 2225, 2322, 2403, 2580, 2670, 2700, 3204, 3225, 3483, 3827, 3870, 4005, 4050, 4300, 4450, 4644, 4806, 5340, 5805, 6450, 6675, 6966, 7209, 7654, 7740, 8010, 8100, 8900, 9612, 9675, 11481, 11610, 12015, 12900, 13350, 13932, 14418, 15308, 16020, 17415, 19135, 19350, 20025, 22962, 23220, 24030, 26700, 28836, 29025, 34443, 34830, 36045, 38270, 38700, 40050, 45924, 48060, 57405, 58050, 60075, 68886, 69660, 72090, 76540, 80100, 87075, 95675, 103329, 114810, 116100, 120150, 137772, 144180, 172215, 174150, 180225, 191350, 206658, 229620, 240300, 287025, 309987, 344430, 348300, 360450, 382700, 413316, 516645, 574050, 619974, 688860, 720900, 861075, 1033290, 1148100, 1239948, 1549935, 1722150, 2066580, 2583225, 3099870, 3444300, 5166450, 6199740, 7749675, 10332900, 15499350, 30998700]

約数ペア:

[(1, 30998700), (2, 15499350), (3, 10332900), (4, 7749675), (5, 6199740), (6, 5166450), (9, 3444300), (10, 3099870), (12, 2583225), (15, 2066580), (18, 1722150), (20, 1549935), (25, 1239948), (27, 1148100), (30, 1033290), (36, 861075), (43, 720900), (45, 688860), (50, 619974), (54, 574050), (60, 516645), (75, 413316), (81, 382700), (86, 360450), (89, 348300), (90, 344430), (100, 309987), (108, 287025), (129, 240300), (135, 229620), (150, 206658), (162, 191350), (172, 180225), (178, 174150), (180, 172215), (215, 144180), (225, 137772), (258, 120150), (267, 116100), (270, 114810), (300, 103329), (324, 95675), (356, 87075), (387, 80100), (405, 76540), (430, 72090), (445, 69660), (450, 68886), (516, 60075), (534, 58050), (540, 57405), (645, 48060), (675, 45924), (774, 40050), (801, 38700), (810, 38270), (860, 36045), (890, 34830), (900, 34443), (1068, 29025), (1075, 28836), (1161, 26700), (1290, 24030), (1335, 23220), (1350, 22962), (1548, 20025), (1602, 19350), (1620, 19135), (1780, 17415), (1935, 16020), (2025, 15308), (2150, 14418), (2225, 13932), (2322, 13350), (2403, 12900), (2580, 12015), (2670, 11610), (2700, 11481), (3204, 9675), (3225, 9612), (3483, 8900), (3827, 8100), (3870, 8010), (4005, 7740), (4050, 7654), (4300, 7209), (4450, 6966), (4644, 6675), (4806, 6450), (5340, 5805)]