1289385720

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{5749}}^1$

素因数の和:5862

約数の個数: 192

約数和(自身を含む): 4843800000

約数和(自身を除く): 3554414280

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, 56, 60, 63, 70, 72, 84, 89, 90, 105, 120, 126, 140, 168, 178, 180, 210, 252, 267, 280, 315, 356, 360, 420, 445, 504, 534, 623, 630, 712, 801, 840, 890, 1068, 1246, 1260, 1335, 1602, 1780, 1869, 2136, 2492, 2520, 2670, 3115, 3204, 3560, 3738, 4005, 4984, 5340, 5607, 5749, 6230, 6408, 7476, 8010, 9345, 10680, 11214, 11498, 12460, 14952, 16020, 17247, 18690, 22428, 22996, 24920, 28035, 28745, 32040, 34494, 37380, 40243, 44856, 45992, 51741, 56070, 57490, 68988, 74760, 80486, 86235, 103482, 112140, 114980, 120729, 137976, 160972, 172470, 201215, 206964, 224280, 229960, 241458, 258705, 321944, 344940, 362187, 402430, 413928, 482916, 511661, 517410, 603645, 689880, 724374, 804860, 965832, 1023322, 1034820, 1207290, 1448748, 1534983, 1609720, 1810935, 2046644, 2069640, 2414580, 2558305, 2897496, 3069966, 3581627, 3621870, 4093288, 4604949, 4829160, 5116610, 6139932, 7163254, 7243740, 7674915, 9209898, 10233220, 10744881, 12279864, 14326508, 14487480, 15349830, 17908135, 18419796, 20466440, 21489762, 23024745, 28653016, 30699660, 32234643, 35816270, 36839592, 42979524, 46049490, 53724405, 61399320, 64469286, 71632540, 85959048, 92098980, 107448810, 128938572, 143265080, 161173215, 184197960, 214897620, 257877144, 322346430, 429795240, 644692860, 1289385720]

約数ペア:

[(1, 1289385720), (2, 644692860), (3, 429795240), (4, 322346430), (5, 257877144), (6, 214897620), (7, 184197960), (8, 161173215), (9, 143265080), (10, 128938572), (12, 107448810), (14, 92098980), (15, 85959048), (18, 71632540), (20, 64469286), (21, 61399320), (24, 53724405), (28, 46049490), (30, 42979524), (35, 36839592), (36, 35816270), (40, 32234643), (42, 30699660), (45, 28653016), (56, 23024745), (60, 21489762), (63, 20466440), (70, 18419796), (72, 17908135), (84, 15349830), (89, 14487480), (90, 14326508), (105, 12279864), (120, 10744881), (126, 10233220), (140, 9209898), (168, 7674915), (178, 7243740), (180, 7163254), (210, 6139932), (252, 5116610), (267, 4829160), (280, 4604949), (315, 4093288), (356, 3621870), (360, 3581627), (420, 3069966), (445, 2897496), (504, 2558305), (534, 2414580), (623, 2069640), (630, 2046644), (712, 1810935), (801, 1609720), (840, 1534983), (890, 1448748), (1068, 1207290), (1246, 1034820), (1260, 1023322), (1335, 965832), (1602, 804860), (1780, 724374), (1869, 689880), (2136, 603645), (2492, 517410), (2520, 511661), (2670, 482916), (3115, 413928), (3204, 402430), (3560, 362187), (3738, 344940), (4005, 321944), (4984, 258705), (5340, 241458), (5607, 229960), (5749, 224280), (6230, 206964), (6408, 201215), (7476, 172470), (8010, 160972), (9345, 137976), (10680, 120729), (11214, 114980), (11498, 112140), (12460, 103482), (14952, 86235), (16020, 80486), (17247, 74760), (18690, 68988), (22428, 57490), (22996, 56070), (24920, 51741), (28035, 45992), (28745, 44856), (32040, 40243), (34494, 37380)]