207540900

素因数分解:

$2^2\times 3^3\times 5^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1$

素因数の和:248

約数の個数: 288

約数和(自身を含む): 777728000

約数和(自身を除く): 570187100

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 27, 28, 30, 35, 36, 42, 45, 50, 54, 60, 63, 70, 75, 79, 84, 90, 100, 105, 108, 126, 135, 139, 140, 150, 158, 175, 180, 189, 210, 225, 237, 252, 270, 278, 300, 315, 316, 350, 378, 395, 417, 420, 450, 474, 525, 540, 553, 556, 630, 675, 695, 700, 711, 756, 790, 834, 900, 945, 948, 973, 1050, 1106, 1185, 1251, 1260, 1350, 1390, 1422, 1575, 1580, 1659, 1668, 1890, 1946, 1975, 2085, 2100, 2133, 2212, 2370, 2502, 2700, 2765, 2780, 2844, 2919, 3150, 3318, 3475, 3555, 3753, 3780, 3892, 3950, 4170, 4266, 4725, 4740, 4865, 4977, 5004, 5530, 5838, 5925, 6255, 6300, 6636, 6950, 7110, 7506, 7900, 8295, 8340, 8532, 8757, 9450, 9730, 9954, 10425, 10665, 10981, 11060, 11676, 11850, 12510, 13825, 13900, 14220, 14595, 14931, 15012, 16590, 17514, 17775, 18765, 18900, 19460, 19908, 20850, 21330, 21962, 23700, 24325, 24885, 25020, 26271, 27650, 29190, 29862, 31275, 32943, 33180, 35028, 35550, 37530, 41475, 41700, 42660, 43785, 43924, 48650, 49770, 52542, 53325, 54905, 55300, 58380, 59724, 62550, 65886, 71100, 72975, 74655, 75060, 76867, 82950, 87570, 93825, 97300, 98829, 99540, 105084, 106650, 109810, 124425, 125100, 131355, 131772, 145950, 149310, 153734, 164715, 165900, 175140, 187650, 197658, 213300, 218925, 219620, 230601, 248850, 262710, 274525, 291900, 296487, 298620, 307468, 329430, 373275, 375300, 384335, 395316, 437850, 461202, 494145, 497700, 525420, 549050, 592974, 656775, 658860, 691803, 746550, 768670, 823575, 875700, 922404, 988290, 1098100, 1153005, 1185948, 1313550, 1383606, 1482435, 1493100, 1537340, 1647150, 1921675, 1976580, 2075409, 2306010, 2470725, 2627100, 2767212, 2964870, 3294300, 3459015, 3843350, 4150818, 4612020, 4941450, 5765025, 5929740, 6918030, 7412175, 7686700, 8301636, 9882900, 10377045, 11530050, 13836060, 14824350, 17295075, 20754090, 23060100, 29648700, 34590150, 41508180, 51885225, 69180300, 103770450, 207540900]

約数ペア:

[(1, 207540900), (2, 103770450), (3, 69180300), (4, 51885225), (5, 41508180), (6, 34590150), (7, 29648700), (9, 23060100), (10, 20754090), (12, 17295075), (14, 14824350), (15, 13836060), (18, 11530050), (20, 10377045), (21, 9882900), (25, 8301636), (27, 7686700), (28, 7412175), (30, 6918030), (35, 5929740), (36, 5765025), (42, 4941450), (45, 4612020), (50, 4150818), (54, 3843350), (60, 3459015), (63, 3294300), (70, 2964870), (75, 2767212), (79, 2627100), (84, 2470725), (90, 2306010), (100, 2075409), (105, 1976580), (108, 1921675), (126, 1647150), (135, 1537340), (139, 1493100), (140, 1482435), (150, 1383606), (158, 1313550), (175, 1185948), (180, 1153005), (189, 1098100), (210, 988290), (225, 922404), (237, 875700), (252, 823575), (270, 768670), (278, 746550), (300, 691803), (315, 658860), (316, 656775), (350, 592974), (378, 549050), (395, 525420), (417, 497700), (420, 494145), (450, 461202), (474, 437850), (525, 395316), (540, 384335), (553, 375300), (556, 373275), (630, 329430), (675, 307468), (695, 298620), (700, 296487), (711, 291900), (756, 274525), (790, 262710), (834, 248850), (900, 230601), (945, 219620), (948, 218925), (973, 213300), (1050, 197658), (1106, 187650), (1185, 175140), (1251, 165900), (1260, 164715), (1350, 153734), (1390, 149310), (1422, 145950), (1575, 131772), (1580, 131355), (1659, 125100), (1668, 124425), (1890, 109810), (1946, 106650), (1975, 105084), (2085, 99540), (2100, 98829), (2133, 97300), (2212, 93825), (2370, 87570), (2502, 82950), (2700, 76867), (2765, 75060), (2780, 74655), (2844, 72975), (2919, 71100), (3150, 65886), (3318, 62550), (3475, 59724), (3555, 58380), (3753, 55300), (3780, 54905), (3892, 53325), (3950, 52542), (4170, 49770), (4266, 48650), (4725, 43924), (4740, 43785), (4865, 42660), (4977, 41700), (5004, 41475), (5530, 37530), (5838, 35550), (5925, 35028), (6255, 33180), (6300, 32943), (6636, 31275), (6950, 29862), (7110, 29190), (7506, 27650), (7900, 26271), (8295, 25020), (8340, 24885), (8532, 24325), (8757, 23700), (9450, 21962), (9730, 21330), (9954, 20850), (10425, 19908), (10665, 19460), (10981, 18900), (11060, 18765), (11676, 17775), (11850, 17514), (12510, 16590), (13825, 15012), (13900, 14931), (14220, 14595)]