30885120

素因数分解:

$2^8\times 3^2\times 5^1\times 7^1\times {\mathrm{383}}^1$

素因数の和:417

約数の個数: 216

約数和(自身を含む): 122443776

約数和(自身を除く): 91558656

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, 383, 384, 420, 448, 480, 504, 560, 576, 630, 640, 672, 720, 766, 768, 840, 896, 960, 1008, 1120, 1149, 1152, 1260, 1280, 1344, 1440, 1532, 1680, 1792, 1915, 1920, 2016, 2240, 2298, 2304, 2520, 2681, 2688, 2880, 3064, 3360, 3447, 3830, 3840, 4032, 4480, 4596, 5040, 5362, 5376, 5745, 5760, 6128, 6720, 6894, 7660, 8043, 8064, 8960, 9192, 10080, 10724, 11490, 11520, 12256, 13405, 13440, 13788, 15320, 16086, 16128, 17235, 18384, 20160, 21448, 22980, 24129, 24512, 26810, 26880, 27576, 30640, 32172, 34470, 36768, 40215, 40320, 42896, 45960, 48258, 49024, 53620, 55152, 61280, 64344, 68940, 73536, 80430, 80640, 85792, 91920, 96516, 98048, 107240, 110304, 120645, 122560, 128688, 137880, 147072, 160860, 171584, 183840, 193032, 214480, 220608, 241290, 245120, 257376, 275760, 294144, 321720, 343168, 367680, 386064, 428960, 441216, 482580, 490240, 514752, 551520, 643440, 686336, 735360, 772128, 857920, 882432, 965160, 1029504, 1103040, 1286880, 1470720, 1544256, 1715840, 1930320, 2059008, 2206080, 2573760, 3088512, 3431680, 3860640, 4412160, 5147520, 6177024, 7721280, 10295040, 15442560, 30885120]

約数ペア:

[(1, 30885120), (2, 15442560), (3, 10295040), (4, 7721280), (5, 6177024), (6, 5147520), (7, 4412160), (8, 3860640), (9, 3431680), (10, 3088512), (12, 2573760), (14, 2206080), (15, 2059008), (16, 1930320), (18, 1715840), (20, 1544256), (21, 1470720), (24, 1286880), (28, 1103040), (30, 1029504), (32, 965160), (35, 882432), (36, 857920), (40, 772128), (42, 735360), (45, 686336), (48, 643440), (56, 551520), (60, 514752), (63, 490240), (64, 482580), (70, 441216), (72, 428960), (80, 386064), (84, 367680), (90, 343168), (96, 321720), (105, 294144), (112, 275760), (120, 257376), (126, 245120), (128, 241290), (140, 220608), (144, 214480), (160, 193032), (168, 183840), (180, 171584), (192, 160860), (210, 147072), (224, 137880), (240, 128688), (252, 122560), (256, 120645), (280, 110304), (288, 107240), (315, 98048), (320, 96516), (336, 91920), (360, 85792), (383, 80640), (384, 80430), (420, 73536), (448, 68940), (480, 64344), (504, 61280), (560, 55152), (576, 53620), (630, 49024), (640, 48258), (672, 45960), (720, 42896), (766, 40320), (768, 40215), (840, 36768), (896, 34470), (960, 32172), (1008, 30640), (1120, 27576), (1149, 26880), (1152, 26810), (1260, 24512), (1280, 24129), (1344, 22980), (1440, 21448), (1532, 20160), (1680, 18384), (1792, 17235), (1915, 16128), (1920, 16086), (2016, 15320), (2240, 13788), (2298, 13440), (2304, 13405), (2520, 12256), (2681, 11520), (2688, 11490), (2880, 10724), (3064, 10080), (3360, 9192), (3447, 8960), (3830, 8064), (3840, 8043), (4032, 7660), (4480, 6894), (4596, 6720), (5040, 6128), (5362, 5760), (5376, 5745)]