1900809240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{457}}^1$

素因数の和:642

約数の個数: 256

約数和(自身を含む): 6552990720

約数和(自身を除く): 4652181480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 23, 24, 30, 33, 40, 44, 46, 55, 60, 66, 69, 88, 92, 110, 115, 120, 132, 137, 138, 165, 184, 220, 230, 253, 264, 274, 276, 330, 345, 411, 440, 457, 460, 506, 548, 552, 660, 685, 690, 759, 822, 914, 920, 1012, 1096, 1265, 1320, 1370, 1371, 1380, 1507, 1518, 1644, 1828, 2024, 2055, 2285, 2530, 2740, 2742, 2760, 3014, 3036, 3151, 3288, 3656, 3795, 4110, 4521, 4570, 5027, 5060, 5480, 5484, 6028, 6072, 6302, 6855, 7535, 7590, 8220, 9042, 9140, 9453, 10054, 10120, 10511, 10968, 12056, 12604, 13710, 15070, 15081, 15180, 15755, 16440, 18084, 18280, 18906, 20108, 21022, 22605, 25135, 25208, 27420, 30140, 30162, 30360, 31510, 31533, 34661, 36168, 37812, 40216, 42044, 45210, 47265, 50270, 52555, 54840, 60280, 60324, 62609, 63020, 63066, 69322, 75405, 75624, 84088, 90420, 94530, 100540, 103983, 105110, 115621, 120648, 125218, 126040, 126132, 138644, 150810, 157665, 173305, 180840, 187827, 189060, 201080, 207966, 210220, 231242, 250436, 252264, 277288, 301620, 313045, 315330, 346610, 346863, 375654, 378120, 415932, 420440, 462484, 500872, 519915, 578105, 603240, 626090, 630660, 688699, 693220, 693726, 751308, 831864, 924968, 939135, 1039830, 1156210, 1252180, 1261320, 1377398, 1386440, 1387452, 1440007, 1502616, 1734315, 1878270, 2066097, 2079660, 2312420, 2504360, 2754796, 2774904, 2880014, 3443495, 3468630, 3756540, 4132194, 4159320, 4320021, 4624840, 5509592, 5760028, 6886990, 6937260, 7200035, 7513080, 8264388, 8640042, 10330485, 11520056, 13773980, 13874520, 14400070, 15840077, 16528776, 17280084, 20660970, 21600105, 27547960, 28800140, 31680154, 34560168, 41321940, 43200210, 47520231, 57600280, 63360308, 79200385, 82643880, 86400420, 95040462, 126720616, 158400770, 172800840, 190080924, 237601155, 316801540, 380161848, 475202310, 633603080, 950404620, 1900809240]

約数ペア:

[(1, 1900809240), (2, 950404620), (3, 633603080), (4, 475202310), (5, 380161848), (6, 316801540), (8, 237601155), (10, 190080924), (11, 172800840), (12, 158400770), (15, 126720616), (20, 95040462), (22, 86400420), (23, 82643880), (24, 79200385), (30, 63360308), (33, 57600280), (40, 47520231), (44, 43200210), (46, 41321940), (55, 34560168), (60, 31680154), (66, 28800140), (69, 27547960), (88, 21600105), (92, 20660970), (110, 17280084), (115, 16528776), (120, 15840077), (132, 14400070), (137, 13874520), (138, 13773980), (165, 11520056), (184, 10330485), (220, 8640042), (230, 8264388), (253, 7513080), (264, 7200035), (274, 6937260), (276, 6886990), (330, 5760028), (345, 5509592), (411, 4624840), (440, 4320021), (457, 4159320), (460, 4132194), (506, 3756540), (548, 3468630), (552, 3443495), (660, 2880014), (685, 2774904), (690, 2754796), (759, 2504360), (822, 2312420), (914, 2079660), (920, 2066097), (1012, 1878270), (1096, 1734315), (1265, 1502616), (1320, 1440007), (1370, 1387452), (1371, 1386440), (1380, 1377398), (1507, 1261320), (1518, 1252180), (1644, 1156210), (1828, 1039830), (2024, 939135), (2055, 924968), (2285, 831864), (2530, 751308), (2740, 693726), (2742, 693220), (2760, 688699), (3014, 630660), (3036, 626090), (3151, 603240), (3288, 578105), (3656, 519915), (3795, 500872), (4110, 462484), (4521, 420440), (4570, 415932), (5027, 378120), (5060, 375654), (5480, 346863), (5484, 346610), (6028, 315330), (6072, 313045), (6302, 301620), (6855, 277288), (7535, 252264), (7590, 250436), (8220, 231242), (9042, 210220), (9140, 207966), (9453, 201080), (10054, 189060), (10120, 187827), (10511, 180840), (10968, 173305), (12056, 157665), (12604, 150810), (13710, 138644), (15070, 126132), (15081, 126040), (15180, 125218), (15755, 120648), (16440, 115621), (18084, 105110), (18280, 103983), (18906, 100540), (20108, 94530), (21022, 90420), (22605, 84088), (25135, 75624), (25208, 75405), (27420, 69322), (30140, 63066), (30162, 63020), (30360, 62609), (31510, 60324), (31533, 60280), (34661, 54840), (36168, 52555), (37812, 50270), (40216, 47265), (42044, 45210)]