1998898560

素因数分解:

$2^7\times 3^5\times 5^1\times {\mathrm{12853}}^1$

素因数の和:12887

約数の個数: 192

約数和(自身を含む): 7158649680

約数和(自身を除く): 5159751120

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, 810, 864, 960, 972, 1080, 1152, 1215, 1296, 1440, 1620, 1728, 1920, 1944, 2160, 2430, 2592, 2880, 3240, 3456, 3888, 4320, 4860, 5184, 5760, 6480, 7776, 8640, 9720, 10368, 12853, 12960, 15552, 17280, 19440, 25706, 25920, 31104, 38559, 38880, 51412, 51840, 64265, 77118, 77760, 102824, 115677, 128530, 154236, 155520, 192795, 205648, 231354, 257060, 308472, 347031, 385590, 411296, 462708, 514120, 578385, 616944, 694062, 771180, 822592, 925416, 1028240, 1041093, 1156770, 1233888, 1388124, 1542360, 1645184, 1735155, 1850832, 2056480, 2082186, 2313540, 2467776, 2776248, 3084720, 3123279, 3470310, 3701664, 4112960, 4164372, 4627080, 4935552, 5205465, 5552496, 6169440, 6246558, 6940620, 7403328, 8225920, 8328744, 9254160, 10410930, 11104992, 12338880, 12493116, 13881240, 14806656, 15616395, 16657488, 18508320, 20821860, 22209984, 24677760, 24986232, 27762480, 31232790, 33314976, 37016640, 41643720, 44419968, 49972464, 55524960, 62465580, 66629952, 74033280, 83287440, 99944928, 111049920, 124931160, 133259904, 166574880, 199889856, 222099840, 249862320, 333149760, 399779712, 499724640, 666299520, 999449280, 1998898560]

約数ペア:

[(1, 1998898560), (2, 999449280), (3, 666299520), (4, 499724640), (5, 399779712), (6, 333149760), (8, 249862320), (9, 222099840), (10, 199889856), (12, 166574880), (15, 133259904), (16, 124931160), (18, 111049920), (20, 99944928), (24, 83287440), (27, 74033280), (30, 66629952), (32, 62465580), (36, 55524960), (40, 49972464), (45, 44419968), (48, 41643720), (54, 37016640), (60, 33314976), (64, 31232790), (72, 27762480), (80, 24986232), (81, 24677760), (90, 22209984), (96, 20821860), (108, 18508320), (120, 16657488), (128, 15616395), (135, 14806656), (144, 13881240), (160, 12493116), (162, 12338880), (180, 11104992), (192, 10410930), (216, 9254160), (240, 8328744), (243, 8225920), (270, 7403328), (288, 6940620), (320, 6246558), (324, 6169440), (360, 5552496), (384, 5205465), (405, 4935552), (432, 4627080), (480, 4164372), (486, 4112960), (540, 3701664), (576, 3470310), (640, 3123279), (648, 3084720), (720, 2776248), (810, 2467776), (864, 2313540), (960, 2082186), (972, 2056480), (1080, 1850832), (1152, 1735155), (1215, 1645184), (1296, 1542360), (1440, 1388124), (1620, 1233888), (1728, 1156770), (1920, 1041093), (1944, 1028240), (2160, 925416), (2430, 822592), (2592, 771180), (2880, 694062), (3240, 616944), (3456, 578385), (3888, 514120), (4320, 462708), (4860, 411296), (5184, 385590), (5760, 347031), (6480, 308472), (7776, 257060), (8640, 231354), (9720, 205648), (10368, 192795), (12853, 155520), (12960, 154236), (15552, 128530), (17280, 115677), (19440, 102824), (25706, 77760), (25920, 77118), (31104, 64265), (38559, 51840), (38880, 51412)]