About the Number

2108384640

2108384639 ← → 2108384641

2進数表記:1111101101010110110010110000000

漢数字表記:二十一億八百三十八万四千六百四十

素因数分解:

2 7 × 3 6 × 5 1 × 4519 1

素因数の和:4556
約数の個数: 224
約数和(自身を含む): 7558750800
約数和(自身を除く): 5450366160

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 90, 96, 108, 120, 128, 135, 144, 160, 162, 180, 192, 216, 240, 243, 270, 288, 320, 324, 360, 384, 405, 432, 480, 486, 540, 576, 640, 648, 720, 729, 810, 864, 960, 972, 1080, 1152, 1215, 1296, 1440, 1458, 1620, 1728, 1920, 1944, 2160, 2430, 2592, 2880, 2916, 3240, 3456, 3645, 3888, 4320, 4519, 4860, 5184, 5760, 5832, 6480, 7290, 7776, 8640, 9038, 9720, 10368, 11664, 12960, 13557, 14580, 15552, 17280, 18076, 19440, 22595, 23328, 25920, 27114, 29160, 31104, 36152, 38880, 40671, 45190, 46656, 51840, 54228, 58320, 67785, 72304, 77760, 81342, 90380, 93312, 108456, 116640, 122013, 135570, 144608, 155520, 162684, 180760, 203355, 216912, 233280, 244026, 271140, 289216, 325368, 361520, 366039, 406710, 433824, 466560, 488052, 542280, 578432, 610065, 650736, 723040, 732078, 813420, 867648, 976104, 1084560, 1098117, 1220130, 1301472, 1446080, 1464156, 1626840, 1735296, 1830195, 1952208, 2169120, 2196234, 2440260, 2602944, 2892160, 2928312, 3253680, 3294351, 3660390, 3904416, 4338240, 4392468, 4880520, 5205888, 5490585, 5856624, 6507360, 6588702, 7320780, 7808832, 8676480, 8784936, 9761040, 10981170, 11713248, 13014720, 13177404, 14641560, 15617664, 16471755, 17569872, 19522080, 21962340, 23426496, 26029440, 26354808, 29283120, 32943510, 35139744, 39044160, 43924680, 46852992, 52709616, 58566240, 65887020, 70279488, 78088320, 87849360, 105419232, 117132480, 131774040, 140558976, 175698720, 210838464, 234264960, 263548080, 351397440, 421676928, 527096160, 702794880, 1054192320, 2108384640]

約数ペア:
[(1, 2108384640), (2, 1054192320), (3, 702794880), (4, 527096160), (5, 421676928), (6, 351397440), (8, 263548080), (9, 234264960), (10, 210838464), (12, 175698720), (15, 140558976), (16, 131774040), (18, 117132480), (20, 105419232), (24, 87849360), (27, 78088320), (30, 70279488), (32, 65887020), (36, 58566240), (40, 52709616), (45, 46852992), (48, 43924680), (54, 39044160), (60, 35139744), (64, 32943510), (72, 29283120), (80, 26354808), (81, 26029440), (90, 23426496), (96, 21962340), (108, 19522080), (120, 17569872), (128, 16471755), (135, 15617664), (144, 14641560), (160, 13177404), (162, 13014720), (180, 11713248), (192, 10981170), (216, 9761040), (240, 8784936), (243, 8676480), (270, 7808832), (288, 7320780), (320, 6588702), (324, 6507360), (360, 5856624), (384, 5490585), (405, 5205888), (432, 4880520), (480, 4392468), (486, 4338240), (540, 3904416), (576, 3660390), (640, 3294351), (648, 3253680), (720, 2928312), (729, 2892160), (810, 2602944), (864, 2440260), (960, 2196234), (972, 2169120), (1080, 1952208), (1152, 1830195), (1215, 1735296), (1296, 1626840), (1440, 1464156), (1458, 1446080), (1620, 1301472), (1728, 1220130), (1920, 1098117), (1944, 1084560), (2160, 976104), (2430, 867648), (2592, 813420), (2880, 732078), (2916, 723040), (3240, 650736), (3456, 610065), (3645, 578432), (3888, 542280), (4320, 488052), (4519, 466560), (4860, 433824), (5184, 406710), (5760, 366039), (5832, 361520), (6480, 325368), (7290, 289216), (7776, 271140), (8640, 244026), (9038, 233280), (9720, 216912), (10368, 203355), (11664, 180760), (12960, 162684), (13557, 155520), (14580, 144608), (15552, 135570), (17280, 122013), (18076, 116640), (19440, 108456), (22595, 93312), (23328, 90380), (25920, 81342), (27114, 77760), (29160, 72304), (31104, 67785), (36152, 58320), (38880, 54228), (40671, 51840), (45190, 46656)]

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