28311360

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{383}}^1$

素因数の和:421

約数の個数: 224

約数和(自身を含む): 112361472

約数和(自身を除く): 84050112

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 20, 21, 22, 24, 28, 30, 32, 33, 35, 40, 42, 44, 48, 55, 56, 60, 64, 66, 70, 77, 80, 84, 88, 96, 105, 110, 112, 120, 132, 140, 154, 160, 165, 168, 176, 192, 210, 220, 224, 231, 240, 264, 280, 308, 320, 330, 336, 352, 383, 385, 420, 440, 448, 462, 480, 528, 560, 616, 660, 672, 704, 766, 770, 840, 880, 924, 960, 1056, 1120, 1149, 1155, 1232, 1320, 1344, 1532, 1540, 1680, 1760, 1848, 1915, 2112, 2240, 2298, 2310, 2464, 2640, 2681, 3064, 3080, 3360, 3520, 3696, 3830, 4213, 4596, 4620, 4928, 5280, 5362, 5745, 6128, 6160, 6720, 7392, 7660, 8043, 8426, 9192, 9240, 10560, 10724, 11490, 12256, 12320, 12639, 13405, 14784, 15320, 16086, 16852, 18384, 18480, 21065, 21448, 22980, 24512, 24640, 25278, 26810, 29491, 30640, 32172, 33704, 36768, 36960, 40215, 42130, 42896, 45960, 50556, 53620, 58982, 61280, 63195, 64344, 67408, 73536, 73920, 80430, 84260, 85792, 88473, 91920, 101112, 107240, 117964, 122560, 126390, 128688, 134816, 147455, 160860, 168520, 171584, 176946, 183840, 202224, 214480, 235928, 252780, 257376, 269632, 294910, 321720, 337040, 353892, 367680, 404448, 428960, 442365, 471856, 505560, 514752, 589820, 643440, 674080, 707784, 808896, 857920, 884730, 943712, 1011120, 1179640, 1286880, 1348160, 1415568, 1769460, 1887424, 2022240, 2359280, 2573760, 2831136, 3538920, 4044480, 4718560, 5662272, 7077840, 9437120, 14155680, 28311360]

約数ペア:

[(1, 28311360), (2, 14155680), (3, 9437120), (4, 7077840), (5, 5662272), (6, 4718560), (7, 4044480), (8, 3538920), (10, 2831136), (11, 2573760), (12, 2359280), (14, 2022240), (15, 1887424), (16, 1769460), (20, 1415568), (21, 1348160), (22, 1286880), (24, 1179640), (28, 1011120), (30, 943712), (32, 884730), (33, 857920), (35, 808896), (40, 707784), (42, 674080), (44, 643440), (48, 589820), (55, 514752), (56, 505560), (60, 471856), (64, 442365), (66, 428960), (70, 404448), (77, 367680), (80, 353892), (84, 337040), (88, 321720), (96, 294910), (105, 269632), (110, 257376), (112, 252780), (120, 235928), (132, 214480), (140, 202224), (154, 183840), (160, 176946), (165, 171584), (168, 168520), (176, 160860), (192, 147455), (210, 134816), (220, 128688), (224, 126390), (231, 122560), (240, 117964), (264, 107240), (280, 101112), (308, 91920), (320, 88473), (330, 85792), (336, 84260), (352, 80430), (383, 73920), (385, 73536), (420, 67408), (440, 64344), (448, 63195), (462, 61280), (480, 58982), (528, 53620), (560, 50556), (616, 45960), (660, 42896), (672, 42130), (704, 40215), (766, 36960), (770, 36768), (840, 33704), (880, 32172), (924, 30640), (960, 29491), (1056, 26810), (1120, 25278), (1149, 24640), (1155, 24512), (1232, 22980), (1320, 21448), (1344, 21065), (1532, 18480), (1540, 18384), (1680, 16852), (1760, 16086), (1848, 15320), (1915, 14784), (2112, 13405), (2240, 12639), (2298, 12320), (2310, 12256), (2464, 11490), (2640, 10724), (2681, 10560), (3064, 9240), (3080, 9192), (3360, 8426), (3520, 8043), (3696, 7660), (3830, 7392), (4213, 6720), (4596, 6160), (4620, 6128), (4928, 5745), (5280, 5362)]