20177243550

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{137}}^1\times {\mathrm{509}}^1\times {\mathrm{643}}^1$

素因数の和:1307

約数の個数: 144

約数和(自身を含む): 54797586480

約数和(自身を除く): 34620342930

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 137, 150, 225, 274, 411, 450, 509, 643, 685, 822, 1018, 1233, 1286, 1370, 1527, 1929, 2055, 2466, 2545, 3054, 3215, 3425, 3858, 4110, 4581, 5090, 5787, 6165, 6430, 6850, 7635, 9162, 9645, 10275, 11574, 12330, 12725, 15270, 16075, 19290, 20550, 22905, 25450, 28935, 30825, 32150, 38175, 45810, 48225, 57870, 61650, 69733, 76350, 88091, 96450, 114525, 139466, 144675, 176182, 209199, 229050, 264273, 289350, 327287, 348665, 418398, 440455, 528546, 627597, 654574, 697330, 792819, 880910, 981861, 1045995, 1255194, 1321365, 1585638, 1636435, 1743325, 1963722, 2091990, 2202275, 2642730, 2945583, 3137985, 3272870, 3486650, 3964095, 4404550, 4909305, 5229975, 5891166, 6275970, 6606825, 7928190, 8182175, 9818610, 10459950, 13213650, 14727915, 15689925, 16364350, 19820475, 24546525, 29455830, 31379850, 39640950, 44838319, 49093050, 73639575, 89676638, 134514957, 147279150, 224191595, 269029914, 403544871, 448383190, 672574785, 807089742, 1120957975, 1345149570, 2017724355, 2241915950, 3362873925, 4035448710, 6725747850, 10088621775, 20177243550]

約数ペア:

[(1, 20177243550), (2, 10088621775), (3, 6725747850), (5, 4035448710), (6, 3362873925), (9, 2241915950), (10, 2017724355), (15, 1345149570), (18, 1120957975), (25, 807089742), (30, 672574785), (45, 448383190), (50, 403544871), (75, 269029914), (90, 224191595), (137, 147279150), (150, 134514957), (225, 89676638), (274, 73639575), (411, 49093050), (450, 44838319), (509, 39640950), (643, 31379850), (685, 29455830), (822, 24546525), (1018, 19820475), (1233, 16364350), (1286, 15689925), (1370, 14727915), (1527, 13213650), (1929, 10459950), (2055, 9818610), (2466, 8182175), (2545, 7928190), (3054, 6606825), (3215, 6275970), (3425, 5891166), (3858, 5229975), (4110, 4909305), (4581, 4404550), (5090, 3964095), (5787, 3486650), (6165, 3272870), (6430, 3137985), (6850, 2945583), (7635, 2642730), (9162, 2202275), (9645, 2091990), (10275, 1963722), (11574, 1743325), (12330, 1636435), (12725, 1585638), (15270, 1321365), (16075, 1255194), (19290, 1045995), (20550, 981861), (22905, 880910), (25450, 792819), (28935, 697330), (30825, 654574), (32150, 627597), (38175, 528546), (45810, 440455), (48225, 418398), (57870, 348665), (61650, 327287), (69733, 289350), (76350, 264273), (88091, 229050), (96450, 209199), (114525, 176182), (139466, 144675)]