201959320

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{349}}^1$

素因数の和:437

約数の個数: 128

約数和(自身を含む): 517104000

約数和(自身を除く): 315144680

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 23, 34, 37, 40, 46, 68, 74, 85, 92, 115, 136, 148, 170, 184, 185, 230, 296, 340, 349, 370, 391, 460, 629, 680, 698, 740, 782, 851, 920, 1258, 1396, 1480, 1564, 1702, 1745, 1955, 2516, 2792, 3128, 3145, 3404, 3490, 3910, 4255, 5032, 5933, 6290, 6808, 6980, 7820, 8027, 8510, 11866, 12580, 12913, 13960, 14467, 15640, 16054, 17020, 23732, 25160, 25826, 28934, 29665, 32108, 34040, 40135, 47464, 51652, 57868, 59330, 64216, 64565, 72335, 80270, 103304, 115736, 118660, 129130, 136459, 144670, 160540, 219521, 237320, 258260, 272918, 289340, 296999, 321080, 439042, 516520, 545836, 578680, 593998, 682295, 878084, 1091672, 1097605, 1187996, 1364590, 1484995, 1756168, 2195210, 2375992, 2729180, 2969990, 4390420, 5048983, 5458360, 5939980, 8780840, 10097966, 11879960, 20195932, 25244915, 40391864, 50489830, 100979660, 201959320]

約数ペア:

[(1, 201959320), (2, 100979660), (4, 50489830), (5, 40391864), (8, 25244915), (10, 20195932), (17, 11879960), (20, 10097966), (23, 8780840), (34, 5939980), (37, 5458360), (40, 5048983), (46, 4390420), (68, 2969990), (74, 2729180), (85, 2375992), (92, 2195210), (115, 1756168), (136, 1484995), (148, 1364590), (170, 1187996), (184, 1097605), (185, 1091672), (230, 878084), (296, 682295), (340, 593998), (349, 578680), (370, 545836), (391, 516520), (460, 439042), (629, 321080), (680, 296999), (698, 289340), (740, 272918), (782, 258260), (851, 237320), (920, 219521), (1258, 160540), (1396, 144670), (1480, 136459), (1564, 129130), (1702, 118660), (1745, 115736), (1955, 103304), (2516, 80270), (2792, 72335), (3128, 64565), (3145, 64216), (3404, 59330), (3490, 57868), (3910, 51652), (4255, 47464), (5032, 40135), (5933, 34040), (6290, 32108), (6808, 29665), (6980, 28934), (7820, 25826), (8027, 25160), (8510, 23732), (11866, 17020), (12580, 16054), (12913, 15640), (13960, 14467)]