2131885440

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{123373}}^1$

素因数の和:123401

約数の個数: 128

約数和(自身を含む): 7550488800

約数和(自身を除く): 5418603360

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, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 270, 288, 320, 360, 384, 432, 480, 540, 576, 640, 720, 864, 960, 1080, 1152, 1440, 1728, 1920, 2160, 2880, 3456, 4320, 5760, 8640, 17280, 123373, 246746, 370119, 493492, 616865, 740238, 986984, 1110357, 1233730, 1480476, 1850595, 1973968, 2220714, 2467460, 2960952, 3331071, 3701190, 3947936, 4441428, 4934920, 5551785, 5921904, 6662142, 7402380, 7895872, 8882856, 9869840, 11103570, 11843808, 13324284, 14804760, 15791744, 16655355, 17765712, 19739680, 22207140, 23687616, 26648568, 29609520, 33310710, 35531424, 39479360, 44414280, 47375232, 53297136, 59219040, 66621420, 71062848, 78958720, 88828560, 106594272, 118438080, 133242840, 142125696, 177657120, 213188544, 236876160, 266485680, 355314240, 426377088, 532971360, 710628480, 1065942720, 2131885440]

約数ペア:

[(1, 2131885440), (2, 1065942720), (3, 710628480), (4, 532971360), (5, 426377088), (6, 355314240), (8, 266485680), (9, 236876160), (10, 213188544), (12, 177657120), (15, 142125696), (16, 133242840), (18, 118438080), (20, 106594272), (24, 88828560), (27, 78958720), (30, 71062848), (32, 66621420), (36, 59219040), (40, 53297136), (45, 47375232), (48, 44414280), (54, 39479360), (60, 35531424), (64, 33310710), (72, 29609520), (80, 26648568), (90, 23687616), (96, 22207140), (108, 19739680), (120, 17765712), (128, 16655355), (135, 15791744), (144, 14804760), (160, 13324284), (180, 11843808), (192, 11103570), (216, 9869840), (240, 8882856), (270, 7895872), (288, 7402380), (320, 6662142), (360, 5921904), (384, 5551785), (432, 4934920), (480, 4441428), (540, 3947936), (576, 3701190), (640, 3331071), (720, 2960952), (864, 2467460), (960, 2220714), (1080, 1973968), (1152, 1850595), (1440, 1480476), (1728, 1233730), (1920, 1110357), (2160, 986984), (2880, 740238), (3456, 616865), (4320, 493492), (5760, 370119), (8640, 246746), (17280, 123373)]