393281280

素因数分解:

$2^8\times 3^2\times 5^1\times 7^1\times {\mathrm{4877}}^1$

素因数の和:4911

約数の個数: 216

約数和(自身を含む): 1555418592

約数和(自身を除く): 1162137312

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 128, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 256, 280, 288, 315, 320, 336, 360, 384, 420, 448, 480, 504, 560, 576, 630, 640, 672, 720, 768, 840, 896, 960, 1008, 1120, 1152, 1260, 1280, 1344, 1440, 1680, 1792, 1920, 2016, 2240, 2304, 2520, 2688, 2880, 3360, 3840, 4032, 4480, 4877, 5040, 5376, 5760, 6720, 8064, 8960, 9754, 10080, 11520, 13440, 14631, 16128, 19508, 20160, 24385, 26880, 29262, 34139, 39016, 40320, 43893, 48770, 58524, 68278, 73155, 78032, 80640, 87786, 97540, 102417, 117048, 136556, 146310, 156064, 170695, 175572, 195080, 204834, 219465, 234096, 273112, 292620, 307251, 312128, 341390, 351144, 390160, 409668, 438930, 468192, 512085, 546224, 585240, 614502, 624256, 682780, 702288, 780320, 819336, 877860, 936384, 1024170, 1092448, 1170480, 1229004, 1248512, 1365560, 1404576, 1536255, 1560640, 1638672, 1755720, 1872768, 2048340, 2184896, 2340960, 2458008, 2731120, 2809152, 3072510, 3121280, 3277344, 3511440, 3745536, 4096680, 4369792, 4681920, 4916016, 5462240, 5618304, 6145020, 6242560, 6554688, 7022880, 8193360, 8739584, 9363840, 9832032, 10924480, 11236608, 12290040, 13109376, 14045760, 16386720, 18727680, 19664064, 21848960, 24580080, 26218752, 28091520, 32773440, 39328128, 43697920, 49160160, 56183040, 65546880, 78656256, 98320320, 131093760, 196640640, 393281280]

約数ペア:

[(1, 393281280), (2, 196640640), (3, 131093760), (4, 98320320), (5, 78656256), (6, 65546880), (7, 56183040), (8, 49160160), (9, 43697920), (10, 39328128), (12, 32773440), (14, 28091520), (15, 26218752), (16, 24580080), (18, 21848960), (20, 19664064), (21, 18727680), (24, 16386720), (28, 14045760), (30, 13109376), (32, 12290040), (35, 11236608), (36, 10924480), (40, 9832032), (42, 9363840), (45, 8739584), (48, 8193360), (56, 7022880), (60, 6554688), (63, 6242560), (64, 6145020), (70, 5618304), (72, 5462240), (80, 4916016), (84, 4681920), (90, 4369792), (96, 4096680), (105, 3745536), (112, 3511440), (120, 3277344), (126, 3121280), (128, 3072510), (140, 2809152), (144, 2731120), (160, 2458008), (168, 2340960), (180, 2184896), (192, 2048340), (210, 1872768), (224, 1755720), (240, 1638672), (252, 1560640), (256, 1536255), (280, 1404576), (288, 1365560), (315, 1248512), (320, 1229004), (336, 1170480), (360, 1092448), (384, 1024170), (420, 936384), (448, 877860), (480, 819336), (504, 780320), (560, 702288), (576, 682780), (630, 624256), (640, 614502), (672, 585240), (720, 546224), (768, 512085), (840, 468192), (896, 438930), (960, 409668), (1008, 390160), (1120, 351144), (1152, 341390), (1260, 312128), (1280, 307251), (1344, 292620), (1440, 273112), (1680, 234096), (1792, 219465), (1920, 204834), (2016, 195080), (2240, 175572), (2304, 170695), (2520, 156064), (2688, 146310), (2880, 136556), (3360, 117048), (3840, 102417), (4032, 97540), (4480, 87786), (4877, 80640), (5040, 78032), (5376, 73155), (5760, 68278), (6720, 58524), (8064, 48770), (8960, 43893), (9754, 40320), (10080, 39016), (11520, 34139), (13440, 29262), (14631, 26880), (16128, 24385), (19508, 20160)]