20137628800

素因数分解:

$2^7\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{19483}}^1$

素因数の和:19543

約数の個数: 192

約数和(自身を含む): 55447567200

約数和(自身を除く): 35309938400

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 25, 32, 34, 38, 40, 50, 64, 68, 76, 80, 85, 95, 100, 128, 136, 152, 160, 170, 190, 200, 272, 304, 320, 323, 340, 380, 400, 425, 475, 544, 608, 640, 646, 680, 760, 800, 850, 950, 1088, 1216, 1292, 1360, 1520, 1600, 1615, 1700, 1900, 2176, 2432, 2584, 2720, 3040, 3200, 3230, 3400, 3800, 5168, 5440, 6080, 6460, 6800, 7600, 8075, 10336, 10880, 12160, 12920, 13600, 15200, 16150, 19483, 20672, 25840, 27200, 30400, 32300, 38966, 41344, 51680, 54400, 60800, 64600, 77932, 97415, 103360, 129200, 155864, 194830, 206720, 258400, 311728, 331211, 370177, 389660, 487075, 516800, 623456, 662422, 740354, 779320, 974150, 1033600, 1246912, 1324844, 1480708, 1558640, 1656055, 1850885, 1948300, 2493824, 2649688, 2961416, 3117280, 3312110, 3701770, 3896600, 5299376, 5922832, 6234560, 6293009, 6624220, 7403540, 7793200, 8280275, 9254425, 10598752, 11845664, 12469120, 12586018, 13248440, 14807080, 15586400, 16560550, 18508850, 21197504, 23691328, 25172036, 26496880, 29614160, 31172800, 31465045, 33121100, 37017700, 42395008, 47382656, 50344072, 52993760, 59228320, 62345600, 62930090, 66242200, 74035400, 100688144, 105987520, 118456640, 125860180, 132484400, 148070800, 157325225, 201376288, 211975040, 236913280, 251720360, 264968800, 296141600, 314650450, 402752576, 503440720, 529937600, 592283200, 629300900, 805505152, 1006881440, 1059875200, 1184566400, 1258601800, 2013762880, 2517203600, 4027525760, 5034407200, 10068814400, 20137628800]

約数ペア:

[(1, 20137628800), (2, 10068814400), (4, 5034407200), (5, 4027525760), (8, 2517203600), (10, 2013762880), (16, 1258601800), (17, 1184566400), (19, 1059875200), (20, 1006881440), (25, 805505152), (32, 629300900), (34, 592283200), (38, 529937600), (40, 503440720), (50, 402752576), (64, 314650450), (68, 296141600), (76, 264968800), (80, 251720360), (85, 236913280), (95, 211975040), (100, 201376288), (128, 157325225), (136, 148070800), (152, 132484400), (160, 125860180), (170, 118456640), (190, 105987520), (200, 100688144), (272, 74035400), (304, 66242200), (320, 62930090), (323, 62345600), (340, 59228320), (380, 52993760), (400, 50344072), (425, 47382656), (475, 42395008), (544, 37017700), (608, 33121100), (640, 31465045), (646, 31172800), (680, 29614160), (760, 26496880), (800, 25172036), (850, 23691328), (950, 21197504), (1088, 18508850), (1216, 16560550), (1292, 15586400), (1360, 14807080), (1520, 13248440), (1600, 12586018), (1615, 12469120), (1700, 11845664), (1900, 10598752), (2176, 9254425), (2432, 8280275), (2584, 7793200), (2720, 7403540), (3040, 6624220), (3200, 6293009), (3230, 6234560), (3400, 5922832), (3800, 5299376), (5168, 3896600), (5440, 3701770), (6080, 3312110), (6460, 3117280), (6800, 2961416), (7600, 2649688), (8075, 2493824), (10336, 1948300), (10880, 1850885), (12160, 1656055), (12920, 1558640), (13600, 1480708), (15200, 1324844), (16150, 1246912), (19483, 1033600), (20672, 974150), (25840, 779320), (27200, 740354), (30400, 662422), (32300, 623456), (38966, 516800), (41344, 487075), (51680, 389660), (54400, 370177), (60800, 331211), (64600, 311728), (77932, 258400), (97415, 206720), (103360, 194830), (129200, 155864)]