261598080

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1$

素因数の和:213

約数の個数: 256

約数和(自身を含む): 898905600

約数和(自身を除く): 637307520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 64, 71, 76, 80, 95, 96, 101, 114, 120, 128, 142, 152, 160, 190, 192, 202, 213, 228, 240, 284, 285, 303, 304, 320, 355, 380, 384, 404, 426, 456, 480, 505, 568, 570, 606, 608, 640, 710, 760, 808, 852, 912, 960, 1010, 1065, 1136, 1140, 1212, 1216, 1349, 1420, 1515, 1520, 1616, 1704, 1824, 1919, 1920, 2020, 2130, 2272, 2280, 2424, 2432, 2698, 2840, 3030, 3040, 3232, 3408, 3648, 3838, 4040, 4047, 4260, 4544, 4560, 4848, 5396, 5680, 5757, 6060, 6080, 6464, 6745, 6816, 7171, 7296, 7676, 8080, 8094, 8520, 9088, 9120, 9595, 9696, 10792, 11360, 11514, 12120, 12160, 12928, 13490, 13632, 14342, 15352, 16160, 16188, 17040, 18240, 19190, 19392, 20235, 21513, 21584, 22720, 23028, 24240, 26980, 27264, 28684, 28785, 30704, 32320, 32376, 34080, 35855, 36480, 38380, 38784, 40470, 43026, 43168, 45440, 46056, 48480, 53960, 57368, 57570, 61408, 64640, 64752, 68160, 71710, 76760, 80940, 86052, 86336, 92112, 96960, 107565, 107920, 114736, 115140, 122816, 129504, 136249, 136320, 143420, 153520, 161880, 172104, 172672, 184224, 193920, 215130, 215840, 229472, 230280, 245632, 259008, 272498, 286840, 307040, 323760, 344208, 368448, 408747, 430260, 431680, 458944, 460560, 518016, 544996, 573680, 614080, 647520, 681245, 688416, 736896, 817494, 860520, 863360, 917888, 921120, 1089992, 1147360, 1228160, 1295040, 1362490, 1376832, 1634988, 1721040, 1842240, 2043735, 2179984, 2294720, 2590080, 2724980, 2753664, 3269976, 3442080, 3684480, 4087470, 4359968, 4589440, 5449960, 6539952, 6884160, 8174940, 8719936, 10899920, 13079904, 13768320, 16349880, 17439872, 21799840, 26159808, 32699760, 43599680, 52319616, 65399520, 87199360, 130799040, 261598080]

約数ペア:

[(1, 261598080), (2, 130799040), (3, 87199360), (4, 65399520), (5, 52319616), (6, 43599680), (8, 32699760), (10, 26159808), (12, 21799840), (15, 17439872), (16, 16349880), (19, 13768320), (20, 13079904), (24, 10899920), (30, 8719936), (32, 8174940), (38, 6884160), (40, 6539952), (48, 5449960), (57, 4589440), (60, 4359968), (64, 4087470), (71, 3684480), (76, 3442080), (80, 3269976), (95, 2753664), (96, 2724980), (101, 2590080), (114, 2294720), (120, 2179984), (128, 2043735), (142, 1842240), (152, 1721040), (160, 1634988), (190, 1376832), (192, 1362490), (202, 1295040), (213, 1228160), (228, 1147360), (240, 1089992), (284, 921120), (285, 917888), (303, 863360), (304, 860520), (320, 817494), (355, 736896), (380, 688416), (384, 681245), (404, 647520), (426, 614080), (456, 573680), (480, 544996), (505, 518016), (568, 460560), (570, 458944), (606, 431680), (608, 430260), (640, 408747), (710, 368448), (760, 344208), (808, 323760), (852, 307040), (912, 286840), (960, 272498), (1010, 259008), (1065, 245632), (1136, 230280), (1140, 229472), (1212, 215840), (1216, 215130), (1349, 193920), (1420, 184224), (1515, 172672), (1520, 172104), (1616, 161880), (1704, 153520), (1824, 143420), (1919, 136320), (1920, 136249), (2020, 129504), (2130, 122816), (2272, 115140), (2280, 114736), (2424, 107920), (2432, 107565), (2698, 96960), (2840, 92112), (3030, 86336), (3040, 86052), (3232, 80940), (3408, 76760), (3648, 71710), (3838, 68160), (4040, 64752), (4047, 64640), (4260, 61408), (4544, 57570), (4560, 57368), (4848, 53960), (5396, 48480), (5680, 46056), (5757, 45440), (6060, 43168), (6080, 43026), (6464, 40470), (6745, 38784), (6816, 38380), (7171, 36480), (7296, 35855), (7676, 34080), (8080, 32376), (8094, 32320), (8520, 30704), (9088, 28785), (9120, 28684), (9595, 27264), (9696, 26980), (10792, 24240), (11360, 23028), (11514, 22720), (12120, 21584), (12160, 21513), (12928, 20235), (13490, 19392), (13632, 19190), (14342, 18240), (15352, 17040), (16160, 16188)]