20219338440

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{1146221}}^1$

素因数の和:1146252

約数の個数: 144

約数和(自身を含む): 76441545180

約数和(自身を除く): 56222206740

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 49, 56, 60, 63, 70, 72, 84, 90, 98, 105, 120, 126, 140, 147, 168, 180, 196, 210, 245, 252, 280, 294, 315, 360, 392, 420, 441, 490, 504, 588, 630, 735, 840, 882, 980, 1176, 1260, 1470, 1764, 1960, 2205, 2520, 2940, 3528, 4410, 5880, 8820, 17640, 1146221, 2292442, 3438663, 4584884, 5731105, 6877326, 8023547, 9169768, 10315989, 11462210, 13754652, 16047094, 17193315, 20631978, 22924420, 24070641, 27509304, 32094188, 34386630, 40117735, 41263956, 45848840, 48141282, 51579945, 56164829, 64188376, 68773260, 72211923, 80235470, 82527912, 96282564, 103159890, 112329658, 120353205, 137546520, 144423846, 160470940, 168494487, 192565128, 206319780, 224659316, 240706410, 280824145, 288847692, 320941880, 336988974, 361059615, 412639560, 449318632, 481412820, 505483461, 561648290, 577695384, 673977948, 722119230, 842472435, 962825640, 1010966922, 1123296580, 1347955896, 1444238460, 1684944870, 2021933844, 2246593160, 2527417305, 2888476920, 3369889740, 4043867688, 5054834610, 6739779480, 10109669220, 20219338440]

約数ペア:

[(1, 20219338440), (2, 10109669220), (3, 6739779480), (4, 5054834610), (5, 4043867688), (6, 3369889740), (7, 2888476920), (8, 2527417305), (9, 2246593160), (10, 2021933844), (12, 1684944870), (14, 1444238460), (15, 1347955896), (18, 1123296580), (20, 1010966922), (21, 962825640), (24, 842472435), (28, 722119230), (30, 673977948), (35, 577695384), (36, 561648290), (40, 505483461), (42, 481412820), (45, 449318632), (49, 412639560), (56, 361059615), (60, 336988974), (63, 320941880), (70, 288847692), (72, 280824145), (84, 240706410), (90, 224659316), (98, 206319780), (105, 192565128), (120, 168494487), (126, 160470940), (140, 144423846), (147, 137546520), (168, 120353205), (180, 112329658), (196, 103159890), (210, 96282564), (245, 82527912), (252, 80235470), (280, 72211923), (294, 68773260), (315, 64188376), (360, 56164829), (392, 51579945), (420, 48141282), (441, 45848840), (490, 41263956), (504, 40117735), (588, 34386630), (630, 32094188), (735, 27509304), (840, 24070641), (882, 22924420), (980, 20631978), (1176, 17193315), (1260, 16047094), (1470, 13754652), (1764, 11462210), (1960, 10315989), (2205, 9169768), (2520, 8023547), (2940, 6877326), (3528, 5731105), (4410, 4584884), (5880, 3438663), (8820, 2292442), (17640, 1146221)]