123313920

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1889}}^1$

素因数の和:1930

約数の個数: 144

約数和(自身を含む): 417221280

約数和(自身を除く): 293907360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 64, 68, 80, 85, 96, 102, 120, 128, 136, 160, 170, 192, 204, 240, 255, 256, 272, 320, 340, 384, 408, 480, 510, 544, 640, 680, 768, 816, 960, 1020, 1088, 1280, 1360, 1632, 1889, 1920, 2040, 2176, 2720, 3264, 3778, 3840, 4080, 4352, 5440, 5667, 6528, 7556, 8160, 9445, 10880, 11334, 13056, 15112, 16320, 18890, 21760, 22668, 28335, 30224, 32113, 32640, 37780, 45336, 56670, 60448, 64226, 65280, 75560, 90672, 96339, 113340, 120896, 128452, 151120, 160565, 181344, 192678, 226680, 241792, 256904, 302240, 321130, 362688, 385356, 453360, 481695, 483584, 513808, 604480, 642260, 725376, 770712, 906720, 963390, 1027616, 1208960, 1284520, 1450752, 1541424, 1813440, 1926780, 2055232, 2417920, 2569040, 3082848, 3626880, 3853560, 4110464, 5138080, 6165696, 7253760, 7707120, 8220928, 10276160, 12331392, 15414240, 20552320, 24662784, 30828480, 41104640, 61656960, 123313920]

約数ペア:

[(1, 123313920), (2, 61656960), (3, 41104640), (4, 30828480), (5, 24662784), (6, 20552320), (8, 15414240), (10, 12331392), (12, 10276160), (15, 8220928), (16, 7707120), (17, 7253760), (20, 6165696), (24, 5138080), (30, 4110464), (32, 3853560), (34, 3626880), (40, 3082848), (48, 2569040), (51, 2417920), (60, 2055232), (64, 1926780), (68, 1813440), (80, 1541424), (85, 1450752), (96, 1284520), (102, 1208960), (120, 1027616), (128, 963390), (136, 906720), (160, 770712), (170, 725376), (192, 642260), (204, 604480), (240, 513808), (255, 483584), (256, 481695), (272, 453360), (320, 385356), (340, 362688), (384, 321130), (408, 302240), (480, 256904), (510, 241792), (544, 226680), (640, 192678), (680, 181344), (768, 160565), (816, 151120), (960, 128452), (1020, 120896), (1088, 113340), (1280, 96339), (1360, 90672), (1632, 75560), (1889, 65280), (1920, 64226), (2040, 60448), (2176, 56670), (2720, 45336), (3264, 37780), (3778, 32640), (3840, 32113), (4080, 30224), (4352, 28335), (5440, 22668), (5667, 21760), (6528, 18890), (7556, 16320), (8160, 15112), (9445, 13056), (10880, 11334)]