781537920

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{233}}^1\times {\mathrm{1747}}^1$

素因数の和:2002

約数の個数: 128

約数和(自身を含む): 2503275840

約数和(自身を除く): 1721737920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 233, 240, 320, 384, 466, 480, 640, 699, 932, 960, 1165, 1398, 1747, 1864, 1920, 2330, 2796, 3494, 3495, 3728, 4660, 5241, 5592, 6988, 6990, 7456, 8735, 9320, 10482, 11184, 13976, 13980, 14912, 17470, 18640, 20964, 22368, 26205, 27952, 27960, 29824, 34940, 37280, 41928, 44736, 52410, 55904, 55920, 69880, 74560, 83856, 89472, 104820, 111808, 111840, 139760, 149120, 167712, 209640, 223616, 223680, 279520, 335424, 407051, 419280, 447360, 559040, 670848, 814102, 838560, 1118080, 1221153, 1628204, 1677120, 2035255, 2442306, 3256408, 3354240, 4070510, 4884612, 6105765, 6512816, 8141020, 9769224, 12211530, 13025632, 16282040, 19538448, 24423060, 26051264, 32564080, 39076896, 48846120, 52102528, 65128160, 78153792, 97692240, 130256320, 156307584, 195384480, 260512640, 390768960, 781537920]

約数ペア:

[(1, 781537920), (2, 390768960), (3, 260512640), (4, 195384480), (5, 156307584), (6, 130256320), (8, 97692240), (10, 78153792), (12, 65128160), (15, 52102528), (16, 48846120), (20, 39076896), (24, 32564080), (30, 26051264), (32, 24423060), (40, 19538448), (48, 16282040), (60, 13025632), (64, 12211530), (80, 9769224), (96, 8141020), (120, 6512816), (128, 6105765), (160, 4884612), (192, 4070510), (233, 3354240), (240, 3256408), (320, 2442306), (384, 2035255), (466, 1677120), (480, 1628204), (640, 1221153), (699, 1118080), (932, 838560), (960, 814102), (1165, 670848), (1398, 559040), (1747, 447360), (1864, 419280), (1920, 407051), (2330, 335424), (2796, 279520), (3494, 223680), (3495, 223616), (3728, 209640), (4660, 167712), (5241, 149120), (5592, 139760), (6988, 111840), (6990, 111808), (7456, 104820), (8735, 89472), (9320, 83856), (10482, 74560), (11184, 69880), (13976, 55920), (13980, 55904), (14912, 52410), (17470, 44736), (18640, 41928), (20964, 37280), (22368, 34940), (26205, 29824), (27952, 27960)]