278140160

素因数分解:

$2^8\times 5^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{127}}^1$

素因数の和:236

約数の個数: 144

約数和(自身を含む): 706406400

約数和(自身を除く): 428266240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 59, 64, 80, 116, 118, 127, 128, 145, 160, 232, 236, 254, 256, 290, 295, 320, 464, 472, 508, 580, 590, 635, 640, 928, 944, 1016, 1160, 1180, 1270, 1280, 1711, 1856, 1888, 2032, 2320, 2360, 2540, 3422, 3683, 3712, 3776, 4064, 4640, 4720, 5080, 6844, 7366, 7424, 7493, 7552, 8128, 8555, 9280, 9440, 10160, 13688, 14732, 14986, 15104, 16256, 17110, 18415, 18560, 18880, 20320, 27376, 29464, 29972, 32512, 34220, 36830, 37120, 37465, 37760, 40640, 54752, 58928, 59944, 68440, 73660, 74930, 75520, 81280, 109504, 117856, 119888, 136880, 147320, 149860, 162560, 217297, 219008, 235712, 239776, 273760, 294640, 299720, 434594, 438016, 471424, 479552, 547520, 589280, 599440, 869188, 942848, 959104, 1086485, 1095040, 1178560, 1198880, 1738376, 1918208, 2172970, 2190080, 2357120, 2397760, 3476752, 4345940, 4714240, 4795520, 6953504, 8691880, 9591040, 13907008, 17383760, 27814016, 34767520, 55628032, 69535040, 139070080, 278140160]

約数ペア:

[(1, 278140160), (2, 139070080), (4, 69535040), (5, 55628032), (8, 34767520), (10, 27814016), (16, 17383760), (20, 13907008), (29, 9591040), (32, 8691880), (40, 6953504), (58, 4795520), (59, 4714240), (64, 4345940), (80, 3476752), (116, 2397760), (118, 2357120), (127, 2190080), (128, 2172970), (145, 1918208), (160, 1738376), (232, 1198880), (236, 1178560), (254, 1095040), (256, 1086485), (290, 959104), (295, 942848), (320, 869188), (464, 599440), (472, 589280), (508, 547520), (580, 479552), (590, 471424), (635, 438016), (640, 434594), (928, 299720), (944, 294640), (1016, 273760), (1160, 239776), (1180, 235712), (1270, 219008), (1280, 217297), (1711, 162560), (1856, 149860), (1888, 147320), (2032, 136880), (2320, 119888), (2360, 117856), (2540, 109504), (3422, 81280), (3683, 75520), (3712, 74930), (3776, 73660), (4064, 68440), (4640, 59944), (4720, 58928), (5080, 54752), (6844, 40640), (7366, 37760), (7424, 37465), (7493, 37120), (7552, 36830), (8128, 34220), (8555, 32512), (9280, 29972), (9440, 29464), (10160, 27376), (13688, 20320), (14732, 18880), (14986, 18560), (15104, 18415), (16256, 17110)]