258257280

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{4339}}^1$

素因数の和:4392

約数の個数: 128

約数和(自身を含む): 849945600

約数和(自身を除く): 591688320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 93, 96, 120, 124, 128, 155, 160, 186, 192, 240, 248, 310, 320, 372, 384, 465, 480, 496, 620, 640, 744, 930, 960, 992, 1240, 1488, 1860, 1920, 1984, 2480, 2976, 3720, 3968, 4339, 4960, 5952, 7440, 8678, 9920, 11904, 13017, 14880, 17356, 19840, 21695, 26034, 29760, 34712, 43390, 52068, 59520, 65085, 69424, 86780, 104136, 130170, 134509, 138848, 173560, 208272, 260340, 269018, 277696, 347120, 403527, 416544, 520680, 538036, 555392, 672545, 694240, 807054, 833088, 1041360, 1076072, 1345090, 1388480, 1614108, 1666176, 2017635, 2082720, 2152144, 2690180, 2776960, 3228216, 4035270, 4165440, 4304288, 5380360, 6456432, 8070540, 8330880, 8608576, 10760720, 12912864, 16141080, 17217152, 21521440, 25825728, 32282160, 43042880, 51651456, 64564320, 86085760, 129128640, 258257280]

約数ペア:

[(1, 258257280), (2, 129128640), (3, 86085760), (4, 64564320), (5, 51651456), (6, 43042880), (8, 32282160), (10, 25825728), (12, 21521440), (15, 17217152), (16, 16141080), (20, 12912864), (24, 10760720), (30, 8608576), (31, 8330880), (32, 8070540), (40, 6456432), (48, 5380360), (60, 4304288), (62, 4165440), (64, 4035270), (80, 3228216), (93, 2776960), (96, 2690180), (120, 2152144), (124, 2082720), (128, 2017635), (155, 1666176), (160, 1614108), (186, 1388480), (192, 1345090), (240, 1076072), (248, 1041360), (310, 833088), (320, 807054), (372, 694240), (384, 672545), (465, 555392), (480, 538036), (496, 520680), (620, 416544), (640, 403527), (744, 347120), (930, 277696), (960, 269018), (992, 260340), (1240, 208272), (1488, 173560), (1860, 138848), (1920, 134509), (1984, 130170), (2480, 104136), (2976, 86780), (3720, 69424), (3968, 65085), (4339, 59520), (4960, 52068), (5952, 43390), (7440, 34712), (8678, 29760), (9920, 26034), (11904, 21695), (13017, 19840), (14880, 17356)]