1845918720

素因数分解:

$2^{10}\times 3^4\times 5^1\times {\mathrm{4451}}^1$

素因数の和:4488

約数の個数: 220

約数和(自身を含む): 6616215144

約数和(自身を除く): 4770296424

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, 256, 270, 288, 320, 324, 360, 384, 405, 432, 480, 512, 540, 576, 640, 648, 720, 768, 810, 864, 960, 1024, 1080, 1152, 1280, 1296, 1440, 1536, 1620, 1728, 1920, 2160, 2304, 2560, 2592, 2880, 3072, 3240, 3456, 3840, 4320, 4451, 4608, 5120, 5184, 5760, 6480, 6912, 7680, 8640, 8902, 9216, 10368, 11520, 12960, 13353, 13824, 15360, 17280, 17804, 20736, 22255, 23040, 25920, 26706, 27648, 34560, 35608, 40059, 41472, 44510, 46080, 51840, 53412, 66765, 69120, 71216, 80118, 82944, 89020, 103680, 106824, 120177, 133530, 138240, 142432, 160236, 178040, 200295, 207360, 213648, 240354, 267060, 284864, 320472, 356080, 360531, 400590, 414720, 427296, 480708, 534120, 569728, 600885, 640944, 712160, 721062, 801180, 854592, 961416, 1068240, 1139456, 1201770, 1281888, 1424320, 1442124, 1602360, 1709184, 1802655, 1922832, 2136480, 2278912, 2403540, 2563776, 2848640, 2884248, 3204720, 3418368, 3605310, 3845664, 4272960, 4557824, 4807080, 5127552, 5697280, 5768496, 6409440, 6836736, 7210620, 7691328, 8545920, 9614160, 10255104, 11394560, 11536992, 12818880, 13673472, 14421240, 15382656, 17091840, 19228320, 20510208, 22789120, 23073984, 25637760, 28842480, 30765312, 34183680, 38456640, 41020416, 46147968, 51275520, 57684960, 61530624, 68367360, 76913280, 92295936, 102551040, 115369920, 123061248, 153826560, 184591872, 205102080, 230739840, 307653120, 369183744, 461479680, 615306240, 922959360, 1845918720]

約数ペア:

[(1, 1845918720), (2, 922959360), (3, 615306240), (4, 461479680), (5, 369183744), (6, 307653120), (8, 230739840), (9, 205102080), (10, 184591872), (12, 153826560), (15, 123061248), (16, 115369920), (18, 102551040), (20, 92295936), (24, 76913280), (27, 68367360), (30, 61530624), (32, 57684960), (36, 51275520), (40, 46147968), (45, 41020416), (48, 38456640), (54, 34183680), (60, 30765312), (64, 28842480), (72, 25637760), (80, 23073984), (81, 22789120), (90, 20510208), (96, 19228320), (108, 17091840), (120, 15382656), (128, 14421240), (135, 13673472), (144, 12818880), (160, 11536992), (162, 11394560), (180, 10255104), (192, 9614160), (216, 8545920), (240, 7691328), (256, 7210620), (270, 6836736), (288, 6409440), (320, 5768496), (324, 5697280), (360, 5127552), (384, 4807080), (405, 4557824), (432, 4272960), (480, 3845664), (512, 3605310), (540, 3418368), (576, 3204720), (640, 2884248), (648, 2848640), (720, 2563776), (768, 2403540), (810, 2278912), (864, 2136480), (960, 1922832), (1024, 1802655), (1080, 1709184), (1152, 1602360), (1280, 1442124), (1296, 1424320), (1440, 1281888), (1536, 1201770), (1620, 1139456), (1728, 1068240), (1920, 961416), (2160, 854592), (2304, 801180), (2560, 721062), (2592, 712160), (2880, 640944), (3072, 600885), (3240, 569728), (3456, 534120), (3840, 480708), (4320, 427296), (4451, 414720), (4608, 400590), (5120, 360531), (5184, 356080), (5760, 320472), (6480, 284864), (6912, 267060), (7680, 240354), (8640, 213648), (8902, 207360), (9216, 200295), (10368, 178040), (11520, 160236), (12960, 142432), (13353, 138240), (13824, 133530), (15360, 120177), (17280, 106824), (17804, 103680), (20736, 89020), (22255, 82944), (23040, 80118), (25920, 71216), (26706, 69120), (27648, 66765), (34560, 53412), (35608, 51840), (40059, 46080), (41472, 44510)]