243019980

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{269}}^1$

素因数の和:533

約数の個数: 192

約数和(自身を含む): 870912000

約数和(自身を除く): 627892020

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 105, 108, 126, 135, 140, 180, 189, 210, 239, 252, 269, 270, 315, 378, 420, 478, 538, 540, 630, 717, 756, 807, 945, 956, 1076, 1195, 1260, 1345, 1434, 1614, 1673, 1883, 1890, 2151, 2390, 2421, 2690, 2868, 3228, 3346, 3585, 3766, 3780, 4035, 4302, 4780, 4842, 5019, 5380, 5649, 6453, 6692, 7170, 7263, 7532, 8070, 8365, 8604, 9415, 9684, 10038, 10755, 11298, 12105, 12906, 14340, 14526, 15057, 16140, 16730, 16947, 18830, 20076, 21510, 22596, 24210, 25095, 25812, 28245, 29052, 30114, 32265, 33460, 33894, 36315, 37660, 43020, 45171, 48420, 50190, 50841, 56490, 60228, 64291, 64530, 67788, 72630, 75285, 84735, 90342, 100380, 101682, 112980, 128582, 129060, 145260, 150570, 169470, 180684, 192873, 203364, 225855, 254205, 257164, 301140, 321455, 338940, 385746, 450037, 451710, 508410, 578619, 642910, 771492, 900074, 903420, 964365, 1016820, 1157238, 1285820, 1350111, 1735857, 1800148, 1928730, 2250185, 2314476, 2700222, 2893095, 3471714, 3857460, 4050333, 4500370, 5400444, 5786190, 6750555, 6943428, 8100666, 8679285, 9000740, 11572380, 12150999, 13501110, 16201332, 17358570, 20251665, 24301998, 27002220, 34717140, 40503330, 48603996, 60754995, 81006660, 121509990, 243019980]

約数ペア:

[(1, 243019980), (2, 121509990), (3, 81006660), (4, 60754995), (5, 48603996), (6, 40503330), (7, 34717140), (9, 27002220), (10, 24301998), (12, 20251665), (14, 17358570), (15, 16201332), (18, 13501110), (20, 12150999), (21, 11572380), (27, 9000740), (28, 8679285), (30, 8100666), (35, 6943428), (36, 6750555), (42, 5786190), (45, 5400444), (54, 4500370), (60, 4050333), (63, 3857460), (70, 3471714), (84, 2893095), (90, 2700222), (105, 2314476), (108, 2250185), (126, 1928730), (135, 1800148), (140, 1735857), (180, 1350111), (189, 1285820), (210, 1157238), (239, 1016820), (252, 964365), (269, 903420), (270, 900074), (315, 771492), (378, 642910), (420, 578619), (478, 508410), (538, 451710), (540, 450037), (630, 385746), (717, 338940), (756, 321455), (807, 301140), (945, 257164), (956, 254205), (1076, 225855), (1195, 203364), (1260, 192873), (1345, 180684), (1434, 169470), (1614, 150570), (1673, 145260), (1883, 129060), (1890, 128582), (2151, 112980), (2390, 101682), (2421, 100380), (2690, 90342), (2868, 84735), (3228, 75285), (3346, 72630), (3585, 67788), (3766, 64530), (3780, 64291), (4035, 60228), (4302, 56490), (4780, 50841), (4842, 50190), (5019, 48420), (5380, 45171), (5649, 43020), (6453, 37660), (6692, 36315), (7170, 33894), (7263, 33460), (7532, 32265), (8070, 30114), (8365, 29052), (8604, 28245), (9415, 25812), (9684, 25095), (10038, 24210), (10755, 22596), (11298, 21510), (12105, 20076), (12906, 18830), (14340, 16947), (14526, 16730), (15057, 16140)]