18707453440

素因数分解:

$2^9\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{18133}}^1$

素因数の和:18200

約数の個数: 160

約数和(自身を含む): 49865308416

約数和(自身を除く): 31157854976

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 64, 65, 80, 104, 124, 128, 130, 155, 160, 208, 248, 256, 260, 310, 320, 403, 416, 496, 512, 520, 620, 640, 806, 832, 992, 1040, 1240, 1280, 1612, 1664, 1984, 2015, 2080, 2480, 2560, 3224, 3328, 3968, 4030, 4160, 4960, 6448, 6656, 7936, 8060, 8320, 9920, 12896, 15872, 16120, 16640, 18133, 19840, 25792, 32240, 33280, 36266, 39680, 51584, 64480, 72532, 79360, 90665, 103168, 128960, 145064, 181330, 206336, 235729, 257920, 290128, 362660, 471458, 515840, 562123, 580256, 725320, 942916, 1031680, 1124246, 1160512, 1178645, 1450640, 1885832, 2248492, 2321024, 2357290, 2810615, 2901280, 3771664, 4496984, 4642048, 4714580, 5621230, 5802560, 7307599, 7543328, 8993968, 9284096, 9429160, 11242460, 11605120, 14615198, 15086656, 17987936, 18858320, 22484920, 23210240, 29230396, 30173312, 35975872, 36537995, 37716640, 44969840, 46420480, 58460792, 60346624, 71951744, 73075990, 75433280, 89939680, 116921584, 120693248, 143903488, 146151980, 150866560, 179879360, 233843168, 287806976, 292303960, 301733120, 359758720, 467686336, 584607920, 603466240, 719517440, 935372672, 1169215840, 1439034880, 1870745344, 2338431680, 3741490688, 4676863360, 9353726720, 18707453440]

約数ペア:

[(1, 18707453440), (2, 9353726720), (4, 4676863360), (5, 3741490688), (8, 2338431680), (10, 1870745344), (13, 1439034880), (16, 1169215840), (20, 935372672), (26, 719517440), (31, 603466240), (32, 584607920), (40, 467686336), (52, 359758720), (62, 301733120), (64, 292303960), (65, 287806976), (80, 233843168), (104, 179879360), (124, 150866560), (128, 146151980), (130, 143903488), (155, 120693248), (160, 116921584), (208, 89939680), (248, 75433280), (256, 73075990), (260, 71951744), (310, 60346624), (320, 58460792), (403, 46420480), (416, 44969840), (496, 37716640), (512, 36537995), (520, 35975872), (620, 30173312), (640, 29230396), (806, 23210240), (832, 22484920), (992, 18858320), (1040, 17987936), (1240, 15086656), (1280, 14615198), (1612, 11605120), (1664, 11242460), (1984, 9429160), (2015, 9284096), (2080, 8993968), (2480, 7543328), (2560, 7307599), (3224, 5802560), (3328, 5621230), (3968, 4714580), (4030, 4642048), (4160, 4496984), (4960, 3771664), (6448, 2901280), (6656, 2810615), (7936, 2357290), (8060, 2321024), (8320, 2248492), (9920, 1885832), (12896, 1450640), (15872, 1178645), (16120, 1160512), (16640, 1124246), (18133, 1031680), (19840, 942916), (25792, 725320), (32240, 580256), (33280, 562123), (36266, 515840), (39680, 471458), (51584, 362660), (64480, 290128), (72532, 257920), (79360, 235729), (90665, 206336), (103168, 181330), (128960, 145064)]