258881280

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{9631}}^1$

素因数の和:9662

約数の個数: 144

約数和(自身を含む): 945014784

約数和(自身を除く): 686133504

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 256, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 768, 840, 896, 960, 1120, 1280, 1344, 1680, 1792, 1920, 2240, 2688, 3360, 3840, 4480, 5376, 6720, 8960, 9631, 13440, 19262, 26880, 28893, 38524, 48155, 57786, 67417, 77048, 96310, 115572, 134834, 144465, 154096, 192620, 202251, 231144, 269668, 288930, 308192, 337085, 385240, 404502, 462288, 539336, 577860, 616384, 674170, 770480, 809004, 924576, 1011255, 1078672, 1155720, 1232768, 1348340, 1540960, 1618008, 1849152, 2022510, 2157344, 2311440, 2465536, 2696680, 3081920, 3236016, 3698304, 4045020, 4314688, 4622880, 5393360, 6163840, 6472032, 7396608, 8090040, 8629376, 9245760, 10786720, 12327680, 12944064, 16180080, 17258752, 18491520, 21573440, 25888128, 32360160, 36983040, 43146880, 51776256, 64720320, 86293760, 129440640, 258881280]

約数ペア:

[(1, 258881280), (2, 129440640), (3, 86293760), (4, 64720320), (5, 51776256), (6, 43146880), (7, 36983040), (8, 32360160), (10, 25888128), (12, 21573440), (14, 18491520), (15, 17258752), (16, 16180080), (20, 12944064), (21, 12327680), (24, 10786720), (28, 9245760), (30, 8629376), (32, 8090040), (35, 7396608), (40, 6472032), (42, 6163840), (48, 5393360), (56, 4622880), (60, 4314688), (64, 4045020), (70, 3698304), (80, 3236016), (84, 3081920), (96, 2696680), (105, 2465536), (112, 2311440), (120, 2157344), (128, 2022510), (140, 1849152), (160, 1618008), (168, 1540960), (192, 1348340), (210, 1232768), (224, 1155720), (240, 1078672), (256, 1011255), (280, 924576), (320, 809004), (336, 770480), (384, 674170), (420, 616384), (448, 577860), (480, 539336), (560, 462288), (640, 404502), (672, 385240), (768, 337085), (840, 308192), (896, 288930), (960, 269668), (1120, 231144), (1280, 202251), (1344, 192620), (1680, 154096), (1792, 144465), (1920, 134834), (2240, 115572), (2688, 96310), (3360, 77048), (3840, 67417), (4480, 57786), (5376, 48155), (6720, 38524), (8960, 28893), (9631, 26880), (13440, 19262)]