209475720

素因数分解:

$2^3\times 3^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{937}}^1$

素因数の和:986

約数の個数: 192

約数和(自身を含む): 737493120

約数和(自身を除く): 528017400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 27, 30, 36, 40, 45, 46, 54, 60, 69, 72, 81, 90, 92, 108, 115, 120, 135, 138, 162, 180, 184, 207, 216, 230, 243, 270, 276, 324, 345, 360, 405, 414, 460, 486, 540, 552, 621, 648, 690, 810, 828, 920, 937, 972, 1035, 1080, 1215, 1242, 1380, 1620, 1656, 1863, 1874, 1944, 2070, 2430, 2484, 2760, 2811, 3105, 3240, 3726, 3748, 4140, 4685, 4860, 4968, 5589, 5622, 6210, 7452, 7496, 8280, 8433, 9315, 9370, 9720, 11178, 11244, 12420, 14055, 14904, 16866, 18630, 18740, 21551, 22356, 22488, 24840, 25299, 27945, 28110, 33732, 37260, 37480, 42165, 43102, 44712, 50598, 55890, 56220, 64653, 67464, 74520, 75897, 84330, 86204, 101196, 107755, 111780, 112440, 126495, 129306, 151794, 168660, 172408, 193959, 202392, 215510, 223560, 227691, 252990, 258612, 303588, 323265, 337320, 379485, 387918, 431020, 455382, 505980, 517224, 581877, 607176, 646530, 758970, 775836, 862040, 910764, 969795, 1011960, 1138455, 1163754, 1293060, 1517940, 1551672, 1745631, 1821528, 1939590, 2276910, 2327508, 2586120, 2909385, 3035880, 3491262, 3879180, 4553820, 4655016, 5236893, 5818770, 6982524, 7758360, 8728155, 9107640, 10473786, 11637540, 13965048, 17456310, 20947572, 23275080, 26184465, 34912620, 41895144, 52368930, 69825240, 104737860, 209475720]

約数ペア:

[(1, 209475720), (2, 104737860), (3, 69825240), (4, 52368930), (5, 41895144), (6, 34912620), (8, 26184465), (9, 23275080), (10, 20947572), (12, 17456310), (15, 13965048), (18, 11637540), (20, 10473786), (23, 9107640), (24, 8728155), (27, 7758360), (30, 6982524), (36, 5818770), (40, 5236893), (45, 4655016), (46, 4553820), (54, 3879180), (60, 3491262), (69, 3035880), (72, 2909385), (81, 2586120), (90, 2327508), (92, 2276910), (108, 1939590), (115, 1821528), (120, 1745631), (135, 1551672), (138, 1517940), (162, 1293060), (180, 1163754), (184, 1138455), (207, 1011960), (216, 969795), (230, 910764), (243, 862040), (270, 775836), (276, 758970), (324, 646530), (345, 607176), (360, 581877), (405, 517224), (414, 505980), (460, 455382), (486, 431020), (540, 387918), (552, 379485), (621, 337320), (648, 323265), (690, 303588), (810, 258612), (828, 252990), (920, 227691), (937, 223560), (972, 215510), (1035, 202392), (1080, 193959), (1215, 172408), (1242, 168660), (1380, 151794), (1620, 129306), (1656, 126495), (1863, 112440), (1874, 111780), (1944, 107755), (2070, 101196), (2430, 86204), (2484, 84330), (2760, 75897), (2811, 74520), (3105, 67464), (3240, 64653), (3726, 56220), (3748, 55890), (4140, 50598), (4685, 44712), (4860, 43102), (4968, 42165), (5589, 37480), (5622, 37260), (6210, 33732), (7452, 28110), (7496, 27945), (8280, 25299), (8433, 24840), (9315, 22488), (9370, 22356), (9720, 21551), (11178, 18740), (11244, 18630), (12420, 16866), (14055, 14904)]