313393920

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{131}}^1$

素因数の和:251

約数の個数: 288

約数和(自身を含む): 1165570560

約数和(自身を除く): 852176640

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, 89, 96, 105, 112, 120, 128, 131, 140, 160, 168, 178, 192, 210, 224, 240, 256, 262, 267, 280, 320, 336, 356, 384, 393, 420, 445, 448, 480, 524, 534, 560, 623, 640, 655, 672, 712, 768, 786, 840, 890, 896, 917, 960, 1048, 1068, 1120, 1246, 1280, 1310, 1335, 1344, 1424, 1572, 1680, 1780, 1792, 1834, 1869, 1920, 1965, 2096, 2136, 2240, 2492, 2620, 2670, 2688, 2751, 2848, 3115, 3144, 3360, 3560, 3668, 3738, 3840, 3930, 4192, 4272, 4480, 4585, 4984, 5240, 5340, 5376, 5502, 5696, 6230, 6288, 6720, 7120, 7336, 7476, 7860, 8384, 8544, 8960, 9170, 9345, 9968, 10480, 10680, 11004, 11392, 11659, 12460, 12576, 13440, 13755, 14240, 14672, 14952, 15720, 16768, 17088, 18340, 18690, 19936, 20960, 21360, 22008, 22784, 23318, 24920, 25152, 26880, 27510, 28480, 29344, 29904, 31440, 33536, 34176, 34977, 36680, 37380, 39872, 41920, 42720, 44016, 46636, 49840, 50304, 55020, 56960, 58295, 58688, 59808, 62880, 68352, 69954, 73360, 74760, 79744, 81613, 83840, 85440, 88032, 93272, 99680, 100608, 110040, 113920, 116590, 117376, 119616, 125760, 139908, 146720, 149520, 159488, 163226, 167680, 170880, 174885, 176064, 186544, 199360, 220080, 233180, 234752, 239232, 244839, 251520, 279816, 293440, 299040, 326452, 341760, 349770, 352128, 373088, 398720, 408065, 440160, 466360, 478464, 489678, 503040, 559632, 586880, 598080, 652904, 699540, 704256, 746176, 797440, 816130, 880320, 932720, 979356, 1119264, 1173760, 1196160, 1224195, 1305808, 1399080, 1492352, 1632260, 1760640, 1865440, 1958712, 2238528, 2392320, 2448390, 2611616, 2798160, 2984704, 3264520, 3521280, 3730880, 3917424, 4477056, 4896780, 5223232, 5596320, 6529040, 7461760, 7834848, 8954112, 9793560, 10446464, 11192640, 13058080, 14923520, 15669696, 19587120, 20892928, 22385280, 26116160, 31339392, 39174240, 44770560, 52232320, 62678784, 78348480, 104464640, 156696960, 313393920]

約数ペア:

[(1, 313393920), (2, 156696960), (3, 104464640), (4, 78348480), (5, 62678784), (6, 52232320), (7, 44770560), (8, 39174240), (10, 31339392), (12, 26116160), (14, 22385280), (15, 20892928), (16, 19587120), (20, 15669696), (21, 14923520), (24, 13058080), (28, 11192640), (30, 10446464), (32, 9793560), (35, 8954112), (40, 7834848), (42, 7461760), (48, 6529040), (56, 5596320), (60, 5223232), (64, 4896780), (70, 4477056), (80, 3917424), (84, 3730880), (89, 3521280), (96, 3264520), (105, 2984704), (112, 2798160), (120, 2611616), (128, 2448390), (131, 2392320), (140, 2238528), (160, 1958712), (168, 1865440), (178, 1760640), (192, 1632260), (210, 1492352), (224, 1399080), (240, 1305808), (256, 1224195), (262, 1196160), (267, 1173760), (280, 1119264), (320, 979356), (336, 932720), (356, 880320), (384, 816130), (393, 797440), (420, 746176), (445, 704256), (448, 699540), (480, 652904), (524, 598080), (534, 586880), (560, 559632), (623, 503040), (640, 489678), (655, 478464), (672, 466360), (712, 440160), (768, 408065), (786, 398720), (840, 373088), (890, 352128), (896, 349770), (917, 341760), (960, 326452), (1048, 299040), (1068, 293440), (1120, 279816), (1246, 251520), (1280, 244839), (1310, 239232), (1335, 234752), (1344, 233180), (1424, 220080), (1572, 199360), (1680, 186544), (1780, 176064), (1792, 174885), (1834, 170880), (1869, 167680), (1920, 163226), (1965, 159488), (2096, 149520), (2136, 146720), (2240, 139908), (2492, 125760), (2620, 119616), (2670, 117376), (2688, 116590), (2751, 113920), (2848, 110040), (3115, 100608), (3144, 99680), (3360, 93272), (3560, 88032), (3668, 85440), (3738, 83840), (3840, 81613), (3930, 79744), (4192, 74760), (4272, 73360), (4480, 69954), (4585, 68352), (4984, 62880), (5240, 59808), (5340, 58688), (5376, 58295), (5502, 56960), (5696, 55020), (6230, 50304), (6288, 49840), (6720, 46636), (7120, 44016), (7336, 42720), (7476, 41920), (7860, 39872), (8384, 37380), (8544, 36680), (8960, 34977), (9170, 34176), (9345, 33536), (9968, 31440), (10480, 29904), (10680, 29344), (11004, 28480), (11392, 27510), (11659, 26880), (12460, 25152), (12576, 24920), (13440, 23318), (13755, 22784), (14240, 22008), (14672, 21360), (14952, 20960), (15720, 19936), (16768, 18690), (17088, 18340)]