908539380

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{239}}^1\times {\mathrm{431}}^1$

素因数の和:699

約数の個数: 216

約数和(自身を含む): 3226728960

約数和(自身を除く): 2318189580

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 98, 105, 126, 140, 147, 180, 196, 210, 239, 245, 252, 294, 315, 420, 431, 441, 478, 490, 588, 630, 717, 735, 862, 882, 956, 980, 1195, 1260, 1293, 1434, 1470, 1673, 1724, 1764, 2151, 2155, 2205, 2390, 2586, 2868, 2940, 3017, 3346, 3585, 3879, 4302, 4310, 4410, 4780, 5019, 5172, 6034, 6465, 6692, 7170, 7758, 8365, 8604, 8620, 8820, 9051, 10038, 10755, 11711, 12068, 12930, 14340, 15057, 15085, 15516, 16730, 18102, 19395, 20076, 21119, 21510, 23422, 25095, 25860, 27153, 30114, 30170, 33460, 35133, 36204, 38790, 42238, 43020, 45255, 46844, 50190, 54306, 58555, 60228, 60340, 63357, 70266, 75285, 77580, 84476, 90510, 100380, 103009, 105399, 105595, 108612, 117110, 126714, 135765, 140532, 150570, 175665, 181020, 190071, 206018, 210798, 211190, 234220, 253428, 271530, 301140, 309027, 316785, 351330, 380142, 412036, 421596, 422380, 515045, 526995, 543060, 618054, 633570, 702660, 721063, 760284, 927081, 950355, 1030090, 1053990, 1236108, 1267140, 1442126, 1545135, 1854162, 1900710, 2060180, 2107980, 2163189, 2884252, 3090270, 3605315, 3708324, 3801420, 4326378, 4635405, 5047441, 6180540, 6489567, 7210630, 8652756, 9270810, 10094882, 10815945, 12979134, 14421260, 15142323, 18541620, 20189764, 21631890, 25237205, 25958268, 30284646, 32447835, 43263780, 45426969, 50474410, 60569292, 64895670, 75711615, 90853938, 100948820, 129791340, 151423230, 181707876, 227134845, 302846460, 454269690, 908539380]

約数ペア:

[(1, 908539380), (2, 454269690), (3, 302846460), (4, 227134845), (5, 181707876), (6, 151423230), (7, 129791340), (9, 100948820), (10, 90853938), (12, 75711615), (14, 64895670), (15, 60569292), (18, 50474410), (20, 45426969), (21, 43263780), (28, 32447835), (30, 30284646), (35, 25958268), (36, 25237205), (42, 21631890), (45, 20189764), (49, 18541620), (60, 15142323), (63, 14421260), (70, 12979134), (84, 10815945), (90, 10094882), (98, 9270810), (105, 8652756), (126, 7210630), (140, 6489567), (147, 6180540), (180, 5047441), (196, 4635405), (210, 4326378), (239, 3801420), (245, 3708324), (252, 3605315), (294, 3090270), (315, 2884252), (420, 2163189), (431, 2107980), (441, 2060180), (478, 1900710), (490, 1854162), (588, 1545135), (630, 1442126), (717, 1267140), (735, 1236108), (862, 1053990), (882, 1030090), (956, 950355), (980, 927081), (1195, 760284), (1260, 721063), (1293, 702660), (1434, 633570), (1470, 618054), (1673, 543060), (1724, 526995), (1764, 515045), (2151, 422380), (2155, 421596), (2205, 412036), (2390, 380142), (2586, 351330), (2868, 316785), (2940, 309027), (3017, 301140), (3346, 271530), (3585, 253428), (3879, 234220), (4302, 211190), (4310, 210798), (4410, 206018), (4780, 190071), (5019, 181020), (5172, 175665), (6034, 150570), (6465, 140532), (6692, 135765), (7170, 126714), (7758, 117110), (8365, 108612), (8604, 105595), (8620, 105399), (8820, 103009), (9051, 100380), (10038, 90510), (10755, 84476), (11711, 77580), (12068, 75285), (12930, 70266), (14340, 63357), (15057, 60340), (15085, 60228), (15516, 58555), (16730, 54306), (18102, 50190), (19395, 46844), (20076, 45255), (21119, 43020), (21510, 42238), (23422, 38790), (25095, 36204), (25860, 35133), (27153, 33460), (30114, 30170)]